In relation to opportunity, there are three types of person, company, or country: seekers, creators, and enablers.
1. Seekers: These individuals, companies, or countries actively search for opportunities to advance their goals, whether it's personal, professional, or economic growth. They are open to new ideas and are always on the lookout for potential opportunities.
2. Creators: These entities generate opportunities by coming up with innovative ideas, products, or services. They are the drivers of change, introducing new concepts that create fresh opportunities for others.
3. Enablers: Enablers are those who facilitate opportunities for others. They might provide resources, support, or connections to help individuals, companies, or countries seize the opportunities that arise. Enablers play a crucial role in creating an environment where opportunities are related to be accessed and realized by others.
Learn more about Relation to opportunity at:
https://brainly.com/question/1888324
#SPJ11
to avoid falling objects in construction don't stack materials higher than
Answer:Falling or flying objects on a worksite can expose workers to relatively minor injuries, such as cuts and abrasions, as well as more serious injuries, such as concussions or blindness. Working beneath scaffolds or other areas where overhead work is being performed puts workers at risk from falling objects. Flying objects become a concern when workers are using power tools or performing tasks that involve pushing, pulling or prying.
Explanation:General
Always wear hard hats when work is being performed overhead or when other work conditions call for it.
Stack materials securely to prevent them from sliding, falling or collapsing.
Overhead work
Secure all tools and materials to prevent them from falling on people below.
Use toe boards or guardrails on scaffolds to prevent objects from falling. Alternately, use debris nets or catch platforms to grab falling objects.
Machine use
When working with machines or power tools that can produce flying particles, wear safety glasses, goggles or face shields.
Inspect tools prior to use, and be sure all guards are in place and in good working condition.
Allow only properly trained workers to use power-actuated tools.
Cranes/hoists
Whenever possible, avoid working under moving loads.
Erect barricades and post warning signs at hazardous work zones.
Inspect cranes and hoists prior to use to ensure all components are in good working order, including wire rope, lifting hooks and chains.
Never exceed the lifting capacity of cranes and hoists.
Compressed air
Reduce compressed air for cleaning to 30 psi, and always use proper personal protective equipment and guarding.
Never clean clothing with compressed air.
Taking the convection heat transfer coefficient on both sides of the plate to be 860 W/m2 ·K, deter- mine the temperature of the sheet metal when it leaves the oil bath. Also, determine the required rate of heat removal from the oil to keep its temperature constant at 45°C.
Answer:
Hello your question is incomplete attached below is the complete question
answer :
a) 95.80°C
b) 8.23 MW
Explanation:
Convection heat transfer coefficient = 860 W/m^2 . k
a) Calculate for the temp of sheet metal when it leaves the oil bath
first step : find the Biot number
Bi = hLc / K ------- ( 1 )
where : h = 860 W/m^2 , Lc = 0.0025 m , K = 60.5 W/m°C
Input values into equation 1 above
Bi = 0.036 which is < 1 ( hence lumped parameter analysis can be applied )
next : find the time constant
t ( time constant ) = h / P*Cp *Lc --------- ( 2 )
where : p = 7854 kg/m^3 , Lc = 0.0025 m , h = 860 W/m^2, Cp = 434 J/kg°C
Input values into equation 2 above
t ( time constant ) = 0.10092 s^-1
Determine the elapsed time
T = L / V = 9/20 = 0.45 min
∴ temp of sheet metal when it leaves the oil bath
= (T(t) - 45 ) / (820 - 45) = e^-(0.10092 * 27 )
T∞ = 45°C
Ti = 820°C
hence : T(t) = 95.80°C
b) Calculate the required rate of heat removal form the oil
Q = mCp ( Ti - T(t) ) ------------ ( 3 )
m = ( 7854 *2 * 0.005 * 20 ) = 26.173 kg/s
Cp = 434 J/kg°C
Ti = 820°C
T(t) = 95.80°C
Input values into equation 3 above
Q = 8.23 MW
Water flows through a tube with an internal diameter of 45 mm and at a flow rate of 3lit/min at body temperature. a. Calculate the Reynolds number of flow b. Draw the velocity profile of flow along the cross-sectional area of the tube Note: Hand-drawn profiles are not accepted. c. Calculate the shear stress applied on the walls of the tube
The Reynolds number is approximately 3318, the velocity profile is v(r) = (2 x 0.00005 / π x 0.045²) × [1 - (r/0.045)²], and the shear stress applied on the walls of the tube is approximately 0.0000094 N/m².
The Reynolds number (Re) is calculated using the formula as Re = ρvD/μWhere,ρ = Density of fluidv = Velocity of fluidD = Diameter of tubeμ = Dynamic viscosity of fluid.
Given,Diameter of tube, D = 45 mm = 0.045 mFlow rate, Q = 3 L/min = 0.00005 m³/sDensity of water at body temperature, ρ = 1000 kg/m³Kinematic viscosity of water at body temperature = 0.00000068 m²/sDynamic viscosity, μ = ρv/ReSubstituting the given values in the Reynolds number formula, we getRe = ρvD/μRe = (1000 × 0.00005 × 0.045) / (0.00000068)Re ≈ 3318b.
The velocity profile is given by the formula: v(r) = 2vavg[1 - (r/R)²]Where,vavg = Q/πR² = 4Q/πD²R = D/2 = 0.0225 mPutting the given values in the velocity profile formula we get,v(r) = 2vavg[1 - (r/R)²]v(r) = (2 x 0.00005 / π x 0.045²) × [1 - (r/0.045)²]c. Shear stress is given by the formulaτ = (4μvavg) / Dτ = (4 x 0.00000068 x 0.00015) / 0.045τ ≈ 0.0000094 N/m².
The Reynolds number is approximately 3318.b. The velocity profile is v(r) = (2 x 0.00005 / π x 0.045²) × [1 - (r/0.045)²]c.
The shear stress applied on the walls of the tube is approximately 0.0000094 N/m².Answer more than 100 words:Water flows through a tube with an internal diameter of 45 mm and at a flow rate of 3lit/min at body temperature.
To calculate the Reynolds number of flow, the formula is used. Reynolds number (Re) = ρvD/μ, where ρ is the density of fluid, v is the velocity of fluid, D is the diameter of the tube, and μ is the dynamic viscosity of fluid.
Given the diameter of the tube, D = 45 mm = 0.045 m, the flow rate Q = 3 L/min = 0.00005 m³/s, density of water at body temperature, ρ = 1000 kg/m³, and the kinematic viscosity of water at body temperature is 0.00000068 m²/s. The dynamic viscosity, μ, is calculated as ρv/Re.
Substituting the given values in the Reynolds number formula, we get Re = (1000 × 0.00005 × 0.045) / (0.00000068) ≈ 3318.To draw the velocity profile of flow along the cross-sectional area of the tube, the formula is used as v(r) = 2vavg[1 - (r/R)²]. Where vavg = Q/πR² = 4Q/πD² and R = D/2.
Thus, v(r) = (2 x 0.00005 / π x 0.045²) × [1 - (r/0.045)²].The shear stress applied on the walls of the tube is calculated using the formula τ = (4μvavg) / D. The value of vavg is already calculated, so substituting the values we get, τ = (4 x 0.00000068 x 0.00015) / 0.045 ≈ 0.0000094 N/m².
In conclusion, the Reynolds number is approximately 3318, the velocity profile is v(r) = (2 x 0.00005 / π x 0.045²) × [1 - (r/0.045)²], and the shear stress applied on the walls of the tube is approximately 0.0000094 N/m².
To know more about Reynolds number visit:
brainly.com/question/31821320
#SPJ11
Consider filling a cylinder of compressed argon from a high- pressure supply line as shown below. Before filling, the cylinder contains 10 bar of argon at room temperature. The valve is then opened, exposing the tank to a 50 bar line at room temperature un- til the pressure of the cylinder reaches 50 bar. The valve is then closed. For argon take cP = (5/2)R and the molecular weight to be 40 g mol. You may use the ideal gas model. (a) What is the temperature right after the valve is closed? (b) If the cylinder sits in storage for a long time, how much heat is transferred (in kJ/kg)? (c) What is the pressure of the cylinder when it is shipped (after it was stored for a long time)?
The initial pressure in the cylinder of 10 bar of argon with \(C_p\) = (5/2)·R
and the added gas at pressure of 50 bar gives the following values.
(a) 400.6 K
(b) 51.184 J
(c) The pressure of the cylinder when it is shipped is 37.194 bar
How can the temperature, heat transferred and pressure be calculated?(a) Adiabatic compression, we have;
\(\dfrac{p_{1}}{p_{2}} = \mathbf{\left (\dfrac{T_{_{1}}}{T_{2}} \right )^{\dfrac{k}{k-1}}}\)
Where;
\(k = \dfrac{C_p}{C_v} = \mathbf{\dfrac{C_p}{C_p - R}}\)
Therefore;
\(K= \mathbf{\dfrac{\frac{5}{2} \cdot R}{\frac{5}{2} \cdot R - R} }= \dfrac{5}{3}\)
Which gives;
\(\dfrac{10}{50} = \left (\dfrac{298}{T_{2}} \right )^{\dfrac{\frac{5}{3} }{\frac{5}{3} -1}} = \left (\dfrac{298}{T_{2}} \right )^{2.5}\)
\(\dfrac{50}{10} = \mathbf{ \left (\dfrac{T_2}{298.15} \right )^{2.5}}\)
\(ln(5)= 2.5\cdot ln\left (\dfrac{T_2}{298.15} \right )\)
\(T_2 = 298 \times e^{\dfrac{ln(5)}{2.5} } \approx \mathbf{567.29\, K}\)
The temperature
Using an ideal gas model, we have;
\(\dfrac{V_{1}}{V_{2}} = \mathbf{\dfrac{P_{2}\times T_{1}}{T_{2} \times P_1}}\)
Which gives;
\(\dfrac{V_{1}}{V_{2}} = \dfrac{50\times 298}{567.29 \times 10} \approx 2.625\)
V₁ = 2.625·V₂
Volume occupied by the gas in the cylinder after the pressure increases is therefore;
\(V_2 = \dfrac{V_1}{2.625} \approx 0.381 \cdot V_1\)
Volume of gas added is therefore;
\(V =V_1 - \dfrac{V_1}{2.625} = 0.619\cdot V_1\)
Considering a molar volume of gas, we have;
0.040 × 0.619 × 2.5×8.3145×(T₃ - 298) = 0.040 × 0.381 × 2.5×8.3145×(567.29 - T₃)
Solving gives;
T₃ ≈ 400.6 K
For a molar volume of gas cylinder, the temperature just after the valve is closed is T₃ ≈ 400.6 K
(b) If the cylinder sits in the storage for a long time, and heat is conducted out, we have;
The temperature of the cylinder will revert to room temperature of 298 K
The heat transferred is therefore;
0.040 × (2.5 × 8.3145 - 8.3145) ×(400.6 - 298) ≈ 51.184
The heat transferred from the cylinder is 51.184 J
(c) The pressure of the gas in the cylinder is therefore;
\(\dfrac{P_1}{T_1} = \mathbf{\dfrac{P_2}{T_2}}\)
Which gives;
\(P_2= \mathbf{\dfrac{P_1}{T_1} \times T_2}\)
Therefore;
\(P_2= \dfrac{50}{400.6} \times 298 \approx 37.194\)
The pressure of the cylinder when it is shipped is 37.194 bar
Learn more about thermodynamics here:
https://brainly.com/question/5374634
Can some help me with this !!! Is 26 points!!
64º26’18’’ + 195º57’12,75’’ – 100º55’35’’
Answer:
I can help you with your calculation.
To add and subtract angles in degrees, minutes, seconds (DMS) form, you need to follow these steps12:
Align the angles so that the degrees, minutes, and seconds are in the same column.
Add or subtract the seconds first. If the result is more than 60 or less than 0, adjust the minutes accordingly.
Add or subtract the minutes next. If the result is more than 60 or less than 0, adjust the degrees accordingly.
Add or subtract the degrees last.
Using this method, your calculation can be done as follows:
64º26’18’’ + 195º57’12,75’’ – 100º55’35’’ = 64º26’18’’ + 195º57’12.75’’ – 100º55’35’’ = 159º83’30.75’’ – 100º55’35’’ = 159º83’(30.75 - 35)’’ – 100º55’0’’ = 159º82’55.75’’ – 100º55’0’’ = 159º(82 - 55)’55.75’’ – 100º0’0’’ = 159º27’55.75’’ – 100º0’0’’ = (159 - 100)º27’55.75’’ = 59º27’55.75’’
Therefore, the answer is 59º27’55.75’’. I hope this helps!
Explanation:
In the situation shown below, what would the Moon look like from Earth? Sun, Earth and Moon Four Moon Views A. View A B. View B C. View C D. View
Answer:
where is the picture?
Explanation:
Three-fourths of the illuminated side of the moon be visible from Earth.
What are the phases of the moon?There are 12 phases of the moon which are visible and different from each other.
These are new moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, last quarter, waning crescent.
Thus, three-fourths of the illuminated side of the moon be visible from Earth.
Learn more about phases of the moon
https://brainly.com/question/2285324
#SPJ2
Drain induced barrier lowering (DIBL) isdesired for CMOS devices in general. True /False
False.Drain-induced barrier lowering (DIBL) is not desirable for CMOS devices in general. Explanation:Drain-induced barrier lowering (DIBL) is the reduction of the threshold voltage of a MOSFET (metal-oxide-semiconductor field-effect transistor) that occurs as the drain voltage increases.
This can lead to a reduction in the transistor's switching speed, which is undesirable for most CMOS devices.The threshold voltage, which determines whether the transistor is on or off, is reduced by DIBL. When the voltage at the drain terminal of the MOSFET is increased, the electric field generated by the drain voltage interacts with the charge distribution at the channel surface, causing it to expand, and reducing the potential barrier between the source and channel regions, reducing the threshold voltage.In general, DIBL is not desirable for CMOS devices since it limits their switching speed. Therefore, circuit designers aim to minimize DIBL by controlling the transistor's channel length and other device parameters to ensure that the threshold voltage remains relatively constant regardless of the drain voltage.
To know more about transistor visit:
https://brainly.com/question/28728373
#SPJ11
tech a says to obtain a direct drive or 1:1 gear ratio, the transmission locks together any two members of the planetary gear set. tech b says to obtain reverse in a planetary set, the ring gear is attached to the output shaft and the planet carrier is held stationary. who is correct?
Both Tech A and Tech B are correct in their statements about planetary gear sets, but they are describing different scenarios.
Tech A is correct in saying that to obtain a direct drive or a 1:1 gear ratio in a planetary gear set, the transmission locks together any two members of the set. This can be achieved by locking either the sun gear, the planet carrier, or the ring gear, depending on the specific configuration and desired gear ratio.
Tech B is correct in saying that to obtain reverse in a planetary gear set, the ring gear is attached to the output shaft (the driven component) while the planet carrier is held stationary. By keeping the planet carrier fixed, the rotation of the sun gear is transferred to the ring gear in the opposite direction, resulting in a reverse gear ratio.
In summary, both Tech A and Tech B are providing accurate information about the operation of a planetary gear set. Tech A explains the concept of obtaining a direct drive or a 1:1 gear ratio by locking two members together, while Tech B describes how reverse can be achieved by holding the planet carrier stationary and attaching the ring gear to the output shaft.
Learn more about planetary gear set here:
https://brainly.com/question/32555159
#SPJ11
The dollar value of a firm's return in excess of its opportunity costs is called its
excess return.
prospective capacity
economic value added.
profitability measure!
return margin.
The dollar value of a firm's return in excess of its opportunity costs is called its:
c. economic value added.
Economic value added is a profitability measure that takes into account both the dollar value of a firm's return and its opportunity costs, and calculates the excess return that the firm generates above and beyond what it would earn by investing in alternative opportunities.
EVA is calculated by deducting the company's total capital costs from its net operating profit after taxes (NOPAT). The formula for calculating EVA is as follows:
EVA = NOPAT - (Capital * Cost of Capital), where
NOPAT represents the company's net operating profit after taxes, which is the profit generated by its core operations.
Capital refers to the total amount of capital invested in the company, including both equity and debt.
Cost of Capital is the weighted average cost of the company's capital, which takes into account the cost of equity and the cost of debt.
By subtracting the capital costs from the company's profits, EVA measures the surplus return generated above the required return on invested capital. A positive EVA indicates that the company is creating value for its shareholders, while a negative EVA suggests that the company is not generating returns that exceed the cost of capital.
EVA is considered a valuable metric because it aligns with the goal of maximizing shareholder wealth. It provides insights into how efficiently a company utilizes its capital and helps assess whether management decisions are generating value. By focusing on EVA, companies aim to improve their financial performance and increase shareholder value over time.
The dollar value of a firm's return in excess of its opportunity costs is called its: c. economic value added.
To know more about NOPAT, visit the link : https://brainly.com/question/31404625
#SPJ11
Which organization would provide business and leadership training to a high school hospitality student?
Answer:
Future Business Leaders of America
Explanation:
Consider a condenser in which steam at a specified temperature is condensed by rejecting heat to the cooling water. If the heat transfer rate in the condenser and the temperature rise of the cooling water is known, explain how the rate of condensation of the steam and the mass flow rate of the cooling water can be determined. Also, explain how the total thermal resistance R of this condenser can be evaluated in this case.
Answer:
Q = [ mCp ( ΔT) ] \(_{cooling water }\)
(ΔT)\(_{cooling water}\) and Q is given
\(m_{cooling water}\) = \(\frac{Q}{Cp[ T_{out} - T_{in} ] }\)
next the rate of condensation of the steam
Q = [ m\(h_{fg}\) ]\(_{steam}\)
\(m_{steam} = \frac{Q}{h_{fg} }\)
Total resistance of the condenser is
R = \(\frac{Q}{change in T_{cooling water } }\)
Explanation:
How will the rate of condensation of the steam and the mass flow rate of the cooling water can be determined
Q = [ mCp ( ΔT) ] \(_{cooling water }\)
(ΔT)\(_{cooling water}\) and Q is given
\(m_{cooling water}\) = \(\frac{Q}{Cp[ T_{out} - T_{in} ] }\)
next the rate of condensation of the steam
Q = [ m\(h_{fg}\) ]\(_{steam}\)
\(m_{steam} = \frac{Q}{h_{fg} }\)
Total resistance of the condenser is
R = \(\frac{Q}{change in T_{cooling water } }\)
Which user management tool is required to assign a logon script to a user?
-. Advanced Users and Groups MMC snap-in
-. Local Users and Groups MMC snap-in
-. Advanced User Accounts applet
-. User Accounts in Control Panel
The tool required to assign a logon script to a user is the Local Users and Groups MMC snap-in. The Local Users and Groups snap-in allows administrators to manage user accounts and groups on a local computer.
To assign a logon script to a user, an administrator can follow these steps:
Open the Local Users and Groups snap-in by typing "lusrmgr.msc" in the Run dialog box or the Start menu search bar.
Expand the "Users" folder and select the user account that needs to have the logon script assigned.
Right-click the user account and select "Properties".
In the user account properties window, select the "Profile" tab.
In the "Logon script" field, enter the path to the logon script file.
Click "OK" to save the changes.
Once the logon script is assigned to the user, it will be executed every time the user logs on to the computer.
Learn more about MMC here:
https://brainly.com/question/31664888
#SPJ11
which type of energy transformed into thermal energy in a toaster
Answer:
Electrical energy
today, it can be problematic to have only a single ipv6 stack because ________.
Today, it can be problematic to have only a single IPv6 stack because IPv6 adoption is increasing rapidly, and having only one stack can lead to a lack of redundancy and resiliency in network communications.
Additionally, having multiple IPv6 stacks allows for better load balancing and fault tolerance, ensuring that network traffic can continue to flow even in the event of a failure in one of the stacks. Furthermore, as IPv6 continues to evolve and new features are added, having multiple stacks allows for easier testing and implementation of these new features without disrupting existing network communications.
You can learn more about network communications at: brainly.com/question/17286399
#SPJ11
Technician A says crankshafts in high performance engines are generally cast iron. Technician B says crankshafts in high performance engines may be forged iron. Who is correct
A crankshaft is a mechanical component that converts reciprocating motion in a piston engine into a rotating motion. Neither A nor B is correct in the statement.
The crankshaft is a revolving shaft with one or more crankpins that drive the pistons through the connecting rods. Crankpins, also known as rod-bearing journals, revolve within the "big end" of connecting rods. The majority of current crankshafts are housed within the engine block. They are formed of steel or cast iron and are either forged, cast, or machined.
The crankshaft is positioned within the engine block and is maintained in place by primary bearings that allow it to revolve within the block. Each piston's upward and downward motion is transmitted to the crankshaft through connecting rods. A flywheel is frequently added.
Learn more about crankshaft here:
https://brainly.com/question/30630691
#SPJ4
A flat plate is subjected to a load of 5KN as shown in figure. The plate material is grey cast iron FFG 200 and the factor of safety is 2.5. Determine the thickness of the plate
Answer:
57.14 N/mm2
Explanation:
(a) What is the distinction between hypoeutectoid and hypereutectoid steels? (b) In a hypoeutectoid steel, both eutectoid and proeutectoid ferrite exist. Explain the difference between them. What will be the carbon concentration in each? (c) In bullet format compare and contrast the expected mechanical behavior of hypoeutectoid and hypereutectoid steels in terms of: (i) Yield strength (ii) Ductility (iii) Hardness (iv) Tensile strength (d) If you want to choose an alloy to make a knife or ax blade would you recommend a hypoeutectoid steel alloy or a hypereutectoid steel alloy? Explain your recommendation in 1-3 bullet points. (e) If you wanted a steel that was easy to machine to make a die to press powders or stamp a softer metal, would you choose a hypoeutectoid steel alloy or a hypereutectoid steel alloy? Explain your choice in 1-3 bullets.
Answer:
See explanation below
Explanation:
Hypo-eutectoid steel has less than 0,8% of C in its composition.
It is composed by pearlite and α-ferrite, whereas Hyper-eutectoid steel has between 0.8% and 2% of C, composed by pearlite and cementite.
Ferrite has a higher tensile strength than cementite but cementite is harder.
Considering that hypoeutectoid steel contains ferrite at grain boundaries and pearlite inside grains whereas hypereutectoid steel contains a higher amount of cementite, the following properties are obtainable:
Hypo-eutectoid steel has higher yield strength than Hyper-eutectoid steel
Hypo-eutectoid steel is more ductile than Hyper-eutectoid steel
Hyper-eutectoid steel is harder than Hyper-eutectoid steel
Hypo-eutectoid steel has more tensile strength than Hyper-eutectoid steel.
When making a knife or axe blade, I would choose Hyper-eutectoid steel alloy because
1. It is harder
2. It has low cost
3. It is lighter
When making a die to press powders or stamp a softer metals, I will choose hypo-eutectoid steel alloy because
1. It is ductile
2. It has high tensile strength
3. It is durable
Answer:
(a)
Steels having carbon within 0.02% – 0.8% which consist of ferrite and pearlite are known as hypoeutectoid steel.
Steels having greater than 0.8% carbon but less than 2.0% are known as hypereutectoid steel.
(b)
The proeutectoid ferrite formed at a range of temperatures from austenite in the austenite+ferrite region above 726°C. The eutectoid ferrite formed during the eutectoid transformation as it cools below 726°C. It is a part of the pearlite microconstiutents . Note that both hypereutectoid and hypoeutectoid steels have proeutectoid phases, while in eutectoid steel, no proeutectoid phase is present.
Proeutectoid signifies is a phase that forms (on cooling) before the eutectoid austenite decomposes. It has a parallel with primary solids in that it is the first phase to crystallize out of the austenite phase. If the steel is hypoeutectoid it will produce proeutectoid ferrite and if it is hypereutectoid it will produce proeutectoid cementite. The carbon concentration for both ferrites is 0.022 wt% C.
(c)
(i) Yield strength: The hypoeutectoid steel have good yield strength and hypereutectoid steels have little higher yield strengh.
(ii) Ductility: The hypoeutectoid steel is more ductile and the ductility has decreased by a factor of three for the eutectoid alloy. In hypereutectoid alloys the additional, brittle cementite on the pearlite grain boundaries further decreases the ductility of the alloy. The proeutectoid cementite restricts plastic deformation to the ferrite lamellae in the pearlite.
(iii) Hardness: hypoeutectoid steels are softer and hypereutectoid steel contains low strength cementite at grain boundary region which makes it harder than hypoeutectoids.
(iv) Tensile strength: Grain boundary regions of hypereutectoid steel are high energy regions prone to cracking because of cementite in the grain boundaries, its tensile strength decreases drastically even though pearlite is present. Hypoeutectoid steel contains ferrite at grain boundaries and pearlite inside grains, so grain boundaries being the high energy state region, it has a higher tensile strength.
(d)
I would recommend hypereutectoid steel alloy to make a knife or ax blade
1- Hardness is required at the surface of the blades.
2- Ductility is not needed for such application.
3- Due to constant impact, the material will not easily yield to stress.
(e)
I would choose a hypoeutectoid steel alloy to make a steel that was easy to machine.
1- hypoeutectoid steel alloys have high machinability, hence better productivity
2- It will be used on softer metals, hence its fitness for the application
3- Certain amount of ductility is required which hypoeutectoid steel alloys possess.
Explanation:
See all together above
An aluminum rod is press fitted onto an aluminum collar. The collar has an inner radius of 1 cm and an outer radius of 2 cm. Given the rod has a diameter of 2.01cm and the young's modulus of aluminum is 69 GPa
The question is incomplete. The complete question is --
An aluminum rod is press fitted onto an aluminum collar. The collar has an inner radius of 1 cm and an outer radius of 2 cm. Given the rod has a diameter of 1.01 cm and the young's modulus of aluminum is 69 GPa, determine the following :
1. the interference value, i
2. the radial pressure at the interference of the collar and the rod
3. the maximum effective stress in the collar
4. if the yield strength of aluminium is 200 MPa and assume a safety factor of 1.5, will the aluminium collar break
Solution:
Given :
Inner radius of the collar = 1 cm
So, inner diameter, \($d_1$\) = 2 cm
Outer radius of the collar = 12 cm
So, outer diameter, \($d_2$\) = 4 cm
The aluminium rod diameter, d = 1.01 cm
Now, from the figure, we can see that there will be no interference and so the rod will easily insert inside the collar.
1. So, the interference , i =0
2. The radial pressure is also 0.
3. There will be no stress developed. So the maximum effective stress is 0
4. The collar will not break
Thread repair is used in situations where it is not feasible to replace a damaged thread. Technician A states that this may be because the damaged thread is located in a large expensive component. Technician B states that this may be because replacement parts are expensive or not available. Who is correct?
Technician A states that this may be because the damaged thread is located in a large expensive component is correct.
What is a broken thread?If a thread's damage is minor, it might be feasible to reform the threads by passing a nut upward as well as downward, but doing so carries the risk of the nut gluing to the thread. Damaged threads on screws and bolts can frequently be repaired by running a die over them (galling).
Note that for one to be able replace a damaged part, it may be that the thread is seen in a large, expensive part , such as the engine block or cylinder head and thus it can be difficult.
Therefore, Technician A states that this may be because the damaged thread is located in a large expensive component is correct.
Learn more about damaged thread from
https://brainly.com/question/18650509
#SPJ1
Steering and suspension question
Answer:
I would say only A
Explanation:
steering dampeners are applied to heavy-duty and off-road vehicles in order to help stabilize and balance out your steering in rough terrain. luxury cars won't have them because, well, they are cars, and cars are not used for off-roading. trucks and SUVs and sometimes vans are though, which makes sense more than just a random luxury car with dampeners just sitting there for no reason at all when heavy-duty vehicles need them more than the car.
if everyone used safety belts and helmets, ______________ lives would be saved every year.
If everyone used safety belts and helmets, 10,000 lives would be saved every year.
One of the best methods to avoid fatalities and major injuries in a car accident is to wear a safety belt. They function by keeping you seated and protecting you from being thrown out of the car. In actuality, wearing a safety belt lowers the chance of death and serious injury by 45% and 50%, respectively.
Helmets are also perfect at avoiding brain injuries in collisions. They function by absorbing the force of the collision and shielding your head from the floor or other objects.
Learn more about safety belts, here:
https://brainly.com/question/32418801
#SPJ4
which two types of buses may be used by expresscard slots
The two types of buses that may be used by ExpressCard slots are the PCI Express (PCIe) bus and the USB bus.
ExpressCard is a standard for expansion cards that are used in laptops and other portable devices. It provides a way to add additional functionality or connectivity to a device through an expansion slot. ExpressCard slots can support different types of cards, including those that use the PCIe or USB bus.
1. PCI Express (PCIe) bus: ExpressCard slots can utilize the PCIe bus, which is a high-speed serial bus standard commonly used for connecting various peripherals and expansion cards to a computer's motherboard. PCIe provides fast and efficient data transfer rates and is commonly used for high-performance devices such as graphics cards, network adapters, and storage devices. ExpressCard devices that utilize the PCIe bus can take advantage of the high-speed and low-latency characteristics of this bus architecture.
2. USB bus: ExpressCard slots can also support cards that use the USB bus. USB (Universal Serial Bus) is a widely used standard for connecting peripherals to computers and other devices. USB provides a convenient and versatile interface for a wide range of devices, including external storage drives, input devices, and audio interfaces. ExpressCard devices that use the USB bus typically provide additional USB ports or other USB-based functionality to the host device.
The choice of bus depends on the specific type and functionality of the ExpressCard device. Some devices may require the higher bandwidth and low latency of the PCIe bus, while others may utilize the more versatile and widely supported USB bus.
To learn more about ExpressCard Click Here: brainly.com/question/6829199
#SPJ11
"Como define al ser Humano, la Religión, la biología y la filosofía." y es religion Y urgenteeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
Explanation:
Los seres humanos siempre han tenido la necesidad de explicar y comprender los hechos sobre el mundo, ellos mismos y la naturaleza. La religión se configura como un conjunto de creencias comunes a una comunidad, que busca conectar al hombre con una fe en una divinidad superior que explique una visión y construcción del mundo. En sentido antropológico, la religión es una construcción evolutiva de parámetros sociales y dogmáticos como búsqueda de la creación de un sentido de pertenencia social, además de la búsqueda de la comprensión de uno mismo y del desarrollo espiritual.
La biología y la filosofía surgen como conceptos amplios que buscan explicar otros conceptos sobre la ciencia de manera sistemática, diferente a buscar una comprensión del mundo a través de la religión. La filosofía como concepto de que el hombre puede comprender el mundo a través de sus propias visiones y descubrimientos, desarrollando el pensamiento crítico y la búsqueda del conocimiento, que desarrolló las ciencias, entre ellas la biología que ayudó en la comprensión de parámetros esenciales para la calidad de vida humana, como la medicina por ejemplo.
Entonces hay una convergencia de los conceptos de religión, biología y filosofía, y es posible que el hombre crea en cada uno sin que el otro concepto se vea afectado.
which indoor pollutant is commonly used in building materials, carpet backing, furniture, foam insulation, plywood, and particle board?
Formaldehyde is a indoor pollutant is commonly used in building materials, carpet backing, furniture, foam insulation, plywood, and particle board.
Pesticides are made comprised of both the active ingredient and chemicals that are used to transport the active agent. These carrier agents are referred to as "inerts" in pesticides because they are not poisonous to the insect that is being targeted, yet some inerts have the potential to harm human health. These substances, referred to as mutagens, work by directly changing the DNA sequence of a cell. Due to their size or structural characteristics, many mutagens are able to pass through nuclear and cellular membranes and interact directly with DNA, usually causing damage. A mixture of tiny liquid and solid particles that are in the air we breathe is referred to as particle pollution.
Learn more about agent here-
https://brainly.com/question/23159734
#SPJ4
.y() =1/T + 1 [(∗−∗)/∗ x (mx/mx) d() + (∗−∗)/∗ x (mx/mx) u()] Assuming a unity negative feedback loop, derive the following transfer functions
a. y ()
b. y ()
c. ()
d. ()
Assuming a unity negative feedback loop, we derived the transfer functions for the closed-loop system using the given equation.
To derive the transfer functions, we need to start by understanding the given equation and the terms involved in it. The equation represents a closed-loop system with feedback, where y() is the output, T is the transfer function of the open-loop system, and d() and u() are the input signals.
Assuming a unity negative feedback loop, the feedback signal is subtracted from the input signal, which means that the output is negatively related to the input. This is represented by the negative sign in front of the feedback term in the equation.
Now, to derive the transfer functions, we need to simplify the equation and express y() in terms of the input signals. After some algebraic manipulation, we get:
a. y() = (T*(d() - u()) + u()) / T
b. y() = T / (1 + T)
c. T() = T / (1 + T*(mx/mx))
d. T() = T*(mx/mx) / (1 + T*(mx/mx))
In these transfer functions, T represents the open-loop transfer function, and mx/mx is the ratio of the feedback path to the input path. The transfer functions help us understand how the input signals are transformed into the output signal in the closed-loop system.
In summary, assuming a unity negative feedback loop, we derived the transfer functions for the closed-loop system using the given equation. These transfer functions help us understand the relationship between the input and output signals and the role of the feedback loop in shaping the system's behavior.
Learn more about open-loop :
https://brainly.com/question/11995211
#SPJ11
Summarize the differences between applied science and basic science.
Answer:
basic would be more of how it works such as cells where applied is to fix like medical
Explanation:
from internet
Basic science, such as understanding how cells work, is research aimed at understanding fundamental problems. Applied science, such as the medical field, is the application of basic scientific knowledge to solve practical problems. Applied science uses and applies information obtained through basic science.
have a nice day
Technician a says that when fuel is being dosed to a dpf, the unit is being passively regenerated. technician b says that when fuel is being dosed to a dpf, the unit is being actively regenerated. who is correct
Note that when Technician says that when fuel is being dosed to a DPF, the unit is being passively regenerated, and technician B says that when fuel is being dosed to a DPF, the unit is being actively regenerated, the one who is correct is technician B.
What is a DPF?A diesel particulate filter (DPF) is an emissions control device that reduces the quantity of soot and other particles generated by diesel engines. It is a vital component of current diesel emissions control systems since it aids in the reduction of air pollution and the meeting of more stringent emissions requirements.
Note that the unit is actively regenerated when fuel is dosed to a DPF (diesel particulate filter).
Active regeneration entails injecting more fuel into the exhaust stream to raise the temperature of the DPF and burn off deposited soot. This operation is usually began when the DPF gets too clogged to efficiently filter out pollutants, and it is required to maintain the system's performance and efficiency.
Learn more about DPF:
https://brainly.com/question/14505299
#SPJ1
How education 5. 0 and industry 4. 0 dovetail
Education 5.0 and Industry 4.0 are two concepts that are closely related and they dovetail in several ways.
Here are a few ways in which Education 5.0 and Industry 4.0 dovetail:
Developing a skilled workforce: Industry 4.0 requires a workforce that is skilled in the use of advanced technologies. Education 5.0 aims to develop a workforce that has the necessary 21st-century skills to thrive in the digital age. Therefore, Education 5.0 can help to prepare students for the jobs of the future in the Industry 4.0 era.Incorporating technology in the learning process: Education 5.0 encourages the use of technology in the learning process. This is in line with Industry 4.0, which relies heavily on advanced technologies. By incorporating technology in the learning process, Education 5.0 can help to prepare students for the use of technology in the workplace.Promoting lifelong learning: Industry 4.0 is characterized by rapid technological advancements, and the workforce needs to be able to keep up with these changes. Education 5.0 promotes lifelong learning and encourages students to continue learning beyond the classroom. This can help to create a workforce that is adaptable and can keep up with the changes in the industry.Developing innovative solutions: Industry 4.0 requires innovative solutions to complex problems. Education 5.0 encourages students to think creatively and develop innovative solutions to problems. This can help to create a workforce that is equipped to tackle the challenges of Industry 4.0.In summary, Education 5.0 and Industry 4.0 are complementary concepts that can work together to create a skilled and adaptable workforce that is equipped to tackle the challenges of the digital age.
To learn more about industry 4. 0 visit;
https://brainly.com/question/17082649
#SPJ4
EnQueue(X): Thêm phần tử X vào Queue
DeQueue() : Lấy 1 phần tử ra khỏi Queue
Hãy cho biết phần tử ở đầu của Queue có giá trị bằng bao nhiêu sau khi thực hiện lần lượt các phép toán sau:
EnQueue(1); EnQueue(2); DeQueue(); EnQueue(3);
EnQueue(4); DeQueue(); DeQueue();