a small mass m on a string is rotating without friction in a circle. what happens to the tangential velocity of the object
Answers
When a small mass m on a string is rotating without friction in a circle, the tangential velocity of the object increases.
How does tangential velocity affect circular motion?Tangential velocity is the linear speed of any object that moving along a circular path. A point on the outside edge of a turntable moves a larger distance in one complete rotation than a point near to the center. In uniform circular motion, the direction of the velocity changes continually, so there is always an associated acceleration, although the speed might be constant.
In this case, work is done on the object, and so its kinetic energy increased. Thus, the tangential velocity had to increase. Another way to consider the problem is that kinetic energy (KE) = L2 / 2I. Thus, the kinetic energy (and so the speed) had to increase. Translational kinetic energy = 1/2Mv cm², so if kinetic energy (KE) increases, so must V (velocity).
Learn more about tangential velocity at: https://brainly.com/question/28738284
#SPJ4
Related Questions
a.
Study harder than everyone else
c.
Learn faster than other students
b.
Study more often than everyone else
d.
Make studying part of their daily routine
Please select the best answer from the choices provided
A
B
C
D
Answers
Answer:
d one
Explanation:
d one frome my site
Answer:
d
Explanation:
d
I am trying to calculate Km and Vmax after creating Lineweaver Burk, Eadie Hofstee and Hanes Woolf Plots. These plots were created using GraphPad. This is the question I need to answer: From the linear regression results of these plots calculate the Km and Vmax values (with errors bars where possible). Your post did not allow me to provide the plots.
Answers
To calculate the Km and Vmax values from the linear regression results of Lineweaver-Burk, Eadie-Hofstee, and Hanes-Woolf plots, you will need to determine the slope and intercept of the regression lines.
In the Lineweaver-Burk plot, the x-intercept corresponds to -1/Km, and the y-intercept corresponds to 1/Vmax. By determining the values of Km and Vmax from the intercepts, you can calculate the corresponding error bars if provided.
In the Eadie-Hofstee plot, the slope corresponds to -Km/Vmax, and the y-intercept corresponds to Vmax. By determining the values of Km and Vmax from the slope and y-intercept, you can calculate the corresponding error bars if provided.
In the Hanes-Woolf plot, the slope corresponds to Km/Vmax, and the y-intercept corresponds to 1/Vmax. By determining the values of Km and Vmax from the slope and y-intercept, you can calculate the corresponding error bars if provided.
Please provide the specific numerical values and error bars from your regression analyses in order to calculate the Km and Vmax values accurately.
Learn more about Hanes from the given link https://brainly.com/question/27733604
#SPJ11.
look at it 500 points for all of it 200+ if you get it right
Answers
Work is said to be done when force applied moves a distance in the direction of the force.
The questions here relate to motion and i will try to answer each one.
1) The graph as shown represents a constant negative acceleration.
2) Given that even at constant velocity, an acceleration occurs in circular motion because the direction of motion changes hence as the carousel moves, there is acceleration; change in velocity.
3) From the diagram shown, we can see that a simple machine makes a task easier.
4) The average speed for each lap decreases. This is an example of a(n) inverse relationship.
5) When a stack of books is carried at waist level across a room, work is not being done.
6) The reason why the tortoise won is that, the tortoise moved at a constant velocity throughout the race; the hare stopped to rest periodically.
7) Work is only said to be done when the force applied moves a distance hence, work is not done because, the object has not moved.
8) The truth about the movement of the car is that the car travels at constant velocity.
9) The mechanical advantage is defined as the ratio of load to effort. Hence the mechanical advantage = 600 Ibs/150 Ibs = 4
10) The lowest gear has the greatest mechanical advantage because it requires the least work to climb the hill.
11) A pulley helps you do work because it decreases the amount of applied force.
12) The pedals on a bicycle give a mechanical advantage by allowing you to turn the pedals a short distance to turn the larger circumference of the wheels.
13) The car is traveling with a constant velocity due to the flat line of the graph.
14) The statement Mary traveled 70 miles/hour due north is velocity.
15) speed = distance/time
time = distance/speed
time = 9 m/ 2m/s = 4.5 s
16) The force needed to push the mass to the top of the ramp can be decreased by decreasing the length of the ramp.
17) The acceleration of the car is negative when the velocity of a car reduced from 50 km/h to 35 km/h over one minute.
18) Average velocity = Distance covered in a specific direction/ time
= 25 Km due east/4 hours = 6.25 km/hr due east
19) Work done = Force × distance
Distance = Work done/Force
Distance = 96 J/16 N = 6 meters
20) The most work is done when Jeremy pushed a car up a steep hill.
Learn more about work done: https://brainly.com/question/3902440
Which is a characteristic of all ions? They are made of one type of atom. They have one overall charge. They are made of two or more types of atoms. They have two or more overall charges.
Answers
Answer:
They are made of one type of atom.
Explanation:
Answer:
The answer is A
Explanation:
What is one way that kinetic energy might be involved in rescue team missions?
Answers
Mali loves to make herself dizzy. She spins in place 7 times before falling down right where she was standing. Find her distance and displacement.
Answers
Answer:
Distance-0
Displacement-0
Explanation:
She spun in place and fell in her exact placement she didnt move and distance or displace any area
Mali loves to make herself dizzy, so she spins in place 7 times at a particular place, then the distance and displacement will be equal to zero.
What are distance and displacement?The complete movement of an object, regardless of direction, is referred to as a distance. The amount of ground a thing travels from its starting point to its destination is also referred to as distance. A distance can alternatively be thought of as a scalar quantity, meaning that it is independent of an object's motion's direction.
The term "displacement" simply describes how an object's location has changed. For instance, when an object travels from point A to point B, displacement has taken place. A vector quantity with both magnitude and direction is displacement.
Hence, distance and displacement covered by Mali will be zero.
To know more about distance and displacement :
https://brainly.com/question/3243551
#SPJ2
A bicycle wheel with a radius of 38 cm is given an angular acceleration of 2.67 rad/s2 by applying a force of 0.35 N on the edge of the wheel. What is the wheel’s moment of inertia?
Answers
A bicycle wheel with a radius of 38 cm is given an angular acceleration of 2.67 rad/s2 by applying a force of 0.35 N on the edge of the wheel. then the wheel’s moment of inertia 0.122 kg.m².
A rigid body's moment of inertia, also known as its mass moment of inertia, angular mass, second moment of mass, or, more precisely, rotational inertia, is a quantity that determines the torque required for a desired angular acceleration about a rotational axis, similarly to how mass determines the force required for a desired acceleration. It is determined by the mass distribution of the body and the axis chosen, with higher moments necessitating more torque to modify the body's rate of rotation.
Given,
radius r = 38 cm = 0.38 m
angular acceleration α = 2.67 rad/s2
Force F = 0.35 N
Linear acceleration of the wheel,
a = rα
a = 2.67 × 0.38 = 1.01 m/s²
mass of the wheel,
m = F/a = 0.35/1.01 = 0.35 kg
Moment of inertia I of the wheel about an axis passing through its center,
I = mr²
I = 0.35 kg × 0.38 m = 0.122 kg.m²
To know more about Inertia :
https://brainly.com/question/3268780
#SPJ1.
Given this graph plotting velocity versus time, estimate the acceleration of object A at points X and Y respectively. Thx.
Answers
Answer:
A.0 and - 1 m/s^2
Explanation:
The graph of velocity vs t permits estimate the acceleration because acceleration is the change of velocity respect time.
The change of velocity is the derivative of the velocity function, which is the same that the slope of the tangent line in the desired point.
The graph provided by you contains the tangent lines, so you can easily find the slope for the poiints x and y.
Point x:
The tangent line is horizontal, then the slope is zero, which means that at this point the acceleration is zero.
Point y: the the slope of the tangent line is rise / run Av / At =
= (50 m/s)/(7-12 s) = 5/(-5)= -1 m/s^2 = acceleration at point y
Answers: 0 and - 1 m/s^2
A car slows from 25 m/s to 2 m/s with a constant acceleration of -2.1 m/s?. How long does this require?
Answers
Answer:
≈147.86 (m.)
Explanation:
1) if the acceleration is a=(V-V₀)/t, where V₀ - initial velocity (25), V - final velocity (2), t - elapsed time, then
t=(V-V₀)/a=23/2.1 (sec.);
2) the required distance can be calculated according to the formula:
S=V₀t+0.5(at²), where V₀=25; t=23/2.1; a= -2.1;
3) \(S=\frac{25*23}{2.1} -\frac{2.1*23^2}{2*2.1^2}=\frac{27*23}{4.2}=147.86(m.)\)
How much heat is required to convert 500g of liquid water at 28°C into steam at 150 °C? Take the specific heat capacity of water to be 4183 J/Kg °C and the latent heat of vaporization to be 2.26 × 10^6 J/Kg.
Answers
Answer:
Q = 1.404 × 10^(5) KJ
Explanation:
We are given:
Mass;m = 500 g = 0.5kg
Temperature 1;T1 = 28 °C
Temperature:T2 = 150 °C
Specific heat capacity;c_p = 4183 J/Kg °C
Latent heat of vaporization;L = 2.26 × 10^(6) J/Kg.
The heat energy needed is given by;
Q = sensible heat energy + Latent heat
Formula for sensible heat is;
Sensible heat energy = mc(t2 - t1)
Formula for Latent heat is ;
Latent heat = mL
Thus:
Q = mc(t2 - t1) + mL
Q = m[c(t2 - t1) + L]
Q = 0.5((4183(159 - 28) + (2.26 × 10^(6)))
Q = 1.404 × 10^(8) J = 1.404 × 10^(5) KJ
Target zone means that is your minimum amount of work you do when training.
(1 Point)
True
False
Answers
Answer:
False
Explanation:
Target zone is generally approximatly 70% (maybe 80%) of your maximum amount of work you can do.
4) A drag racer starts her car from rest and accelerates at 10.0 m/s² for a distance of 400 m (1/4 mile). (a) How long did it take the race car to travel this distance? (b) What is the speed of the race car at the end of the run?
Answers
Answer:
A) s=1/2at^2
t=√(2s/a)=√(2x400)/10.0)=9.0s
B) v=at
v=10.0x9=90m/s
Consider diffusion inside an enclosed circular tube. Let its length (circumference) be 2l. Let x denote the arc length parameter where −l≤x≤l. Then the concentration of the diffusion substance satisfies u t
=ku xx
,−l0
u(−l,t)=u(l,t),u x
(−l,t)=u x
(l,t)
(a) Show that the eigenvalues are λ=( l
nπ
) 2
for n=0,1,2,3,⋯. (b) Show that the concentration is u(x,t)= 2
1
a 0
+∑ n=1
[infinity]
(a n
cos l
nπx
+b n
sin l
nπx
)e − l 2
n 2
π 2
kt
.
Answers
a) The eigenvalues are λn = (nπ)/l for n = 0, 1, 2, 3, ...
b) The final form of the concentration function for the diffusion process inside the circular tube is u(x, t) = A0 + Σ An cos(λn x) e^(-λn^2kt).
Consider diffusion inside an enclosed circular tube. Let its length (circumference) be 2l.
Let x denote the arc length parameter where -l ≤ x ≤ l.
Then the concentration of the diffusion substance satisfies the partial differential equation:
ut = kuxx, -l < x < l,
subject to the boundary conditions:
u(-l, t) = u(l, t), ux(-l, t) = ux(l, t).
(a) To find the eigenvalues, assume a separation of variables solution: u(x, t) = X(x)T(t). Substituting this into the diffusion equation, we get:
T'/(kT) = X''/X = -λ^2.
This gives two separate ordinary differential equations: T' = -λ^2kT and X'' = -λ^2X.
Solving the time equation gives T(t) = e^(-λ^2kt), and solving the spatial equation gives X(x) = A cos(λx) + B sin(λx), where A and B are constants.
To satisfy the boundary condition u(-l, t) = u(l, t), we require X(-l) = X(l), which gives:
A cos(-λl) + B sin(-λl) = A cos(λl) + B sin(λl).
This leads to the condition cos(λl) = cos(-λl), which holds when λl = nπ for n = 0, 1, 2, 3, ...
Thus, the eigenvalues are λn = (nπ)/l for n = 0, 1, 2, 3, ...
(b) Using the eigenvalues obtained in part (a), the concentration function can be written as:
u(x, t) = Σ (An cos(λn x) + Bn sin(λn x)) e^(-λn^2kt),
where the sum is taken over n = 0, 1, 2, 3, ...
To determine the coefficients An and Bn, we can use the initial condition u(x, 0) = f(x).
By multiplying both sides of the equation by cos(λm x) and integrating from -l to l, we find that all terms except the one with m = n vanish, due to the orthogonality of the eigenfunctions.
Similarly, multiplying by sin(λm x) and integrating gives Bn = 0 for all n.
Therefore, the concentration function becomes:
u(x, t) = A0 + Σ An cos(λn x) e^(-λn^2kt),
where the sum is taken over n = 1, 2, 3, ...
This is the final form of the concentration function for the diffusion process inside the circular tube.
Learn more about diffusion process from the given link
https://brainly.com/question/94094
#SPJ11
A ball has 2 kg*m/s of momentum when thrown with a velocity of 8 m/s outwards. Find the mass of the ball.
Answers
Answer:
As, we know momentum = mass × velocity that is p = mv
we have momentum (p) = 2 kg m/s
and velocity (v) = 8 m/s
so substitute values in p=mv
2 kg m/s = m × 8 m / s
m = 2 / 8 kg = 0.25 kg
Therefore, mass of substance is 0.25 kg.
2/8 in fractional form.....
Hope it helps
Please mark me as the brainliest
Thank you
A diagonal boundary seems to divide at least
layer f and layer b into two sections. predict the
event that formed this boundary, and predict
whether the event occurred before or after the formation of the layers around it. explain your
reasoning.
will mark be if correct help me pkease need it fast
Answers
Based on the information provided, where a diagonal boundary divides at least layer f and layer b into two sections, we can make a prediction about the event that formed this boundary and the relative timing of this event.
Prediction: The event that formed this diagonal boundary is likely a fault or tectonic activity.
Explanation: Faults are fractures or breaks in the Earth's crust where rocks on either side have moved relative to each other. When a fault occurs, it can cause displacement along the fault plane, resulting in a distinct boundary between the rocks on either side. In this case, the diagonal boundary separating layers f and b suggests that there was movement or displacement along the fault, causing the layers to be offset from each other.
Regarding the timing of the event, we can make a prediction based on the principle of cross-cutting relationships. According to this principle, if one geological feature (such as a fault) cuts across another feature, the feature being cut must have existed before the cutting event.
In this scenario, the layers (layer f and layer b) were already present before the faulting event occurred. The faulting event then caused the displacement and formation of the diagonal boundary, cutting across the pre-existing layers. Therefore, we can predict that the faulting event occurred after the formation of the layers around it.
In summary, the diagonal boundary formed as a result of a faulting event, and this event occurred after the formation of the layers (layer f and layer b) that are now separated by the fault boundary.
Learn More About boundary at https://brainly.com/question/30407141
#SPJ11
an electric bulb is marked 40volts ,230w another bulb is marked 40w,110v
a.calculate the ratio of their resistance
b.the ratio of their energy
c.find the charge on each bulb
d.which of the two bulbs can hold enough .
Answers
Answer:
a. The ratio of their resistance is 2783:64
b. The ratio of their energy is 4:23
c. The charge on the first bulb is 5.75 C
The charge on the second bulb is \(0.\overline {36}\) C
Explanation:
The voltage on one of the electric bulbs, V₁ = 40 volts
The power rating of the bulb, P₁ = 230 w
The voltage on the other electric bulbs, V₂ = 110 volts
The power rating of the bulb, P₂ = 40 w
a. The power is given by the formula, P = I·V = V²/R
Therefore, R = V²/P
For the first bulb, the resistance, R₁ = 40²/230 ≈ 6.96
The resistance of the second bulb, R₂ = 110²/40
The ratio of their resistance, R₂/R₁ = (110²/40)/(40²/230) = 2783/64
∴ The ratio of their resistance, R₂:R₁ = 2783:64
b. The energy of a bulb, E = t × P
Where;
t = The time in which the bulb is powered on
∴ The energy of the first bulb, E₁ = 230 w × t
The energy of the second bulb, E₂ = 40 w × t
The ratio of their energy, E₂/E₁ = (40 w × t)/(230 w × t) = 4/23
∴ The ratio of their energy, E₂:E₁ = 4:23
c. The charge on a bulb, 'Q', is given by the formula, Q = I × t
Where;
I = The current flowing through the bulb
From P = I·V, we get;
I = P/V
For the first bulb, the current, I = 230 w/40 V = 5.75 amperes
The charge on the first bulb per second (t = 1) is therefore;
Q₁ = 5.75 A × 1 s = 5.75 C
The charge on the first bulb, Q₁ = 5.75 C
Similarly, the charge on the second bulb, Q₂ = (40 W/110 V) × 1 s = \(0.\overline {36}\) C
The charge on the second bulb, Q₂ = \(0.\overline {36}\) C.
d. The question has left out parts
Una tabla de madera mide 61. 6cm como se expresa en metros esa longitud
Answers
The length of the board of wood expressed in meters is 0.616 m.
To convert 61.6 cm to meters, we can use the formula:
Length in meters = Length in centimeters ÷ 100
Plugging in the given value, we get:
Length in meters = 61.6 cm ÷ 100 = 0.616 m
Wood is a natural composite material made of cellulose fibers, lignin, and hemicelluloses, which are held together by a complex network of bonds. The cellulose fibers provide strength and rigidity, while the lignin acts as a binder, holding the fibers together. The hemicelluloses are responsible for the elasticity and flexibility of the material.
Wood has many interesting physical properties that make it a valuable material in a wide range of applications. For example, it is a good insulator, making it useful for construction and electrical applications. It is also a good acoustic absorber, making it useful in musical instruments and recording studios.
To learn more about Wood visit here:
brainly.com/question/10967023
#SPJ4
Complete Question:
A board of wood measures 61.6 cm as that length is expressed in meters
Use the velocity vs time graph to analyze the motion of the object.
Answers
Explanation:
the object has constant velocity for 2 seconds and it get a constant accelration (2ms-2)
What makes a roller coaster run? Think of potential and kinetic energy
Answers
Answer:
Kinetic energy makes it move
Explanation:
As the coaster carts move up,potential energy is built up then released when the carts get to the top.
What is the bond order of a diatomic molecule that has 10 electrons in bonding orbitals and 4 electrons in antibonding orbitals?
Answers
The bond order of the diatomic molecule is 3. The bond order of a diatomic molecule can be determined using the formula: (Number of bonding electrons - Number of antibonding electrons) / 2.
In this case, the number of bonding electrons is 10 and the number of antibonding electrons is 4.
Using the formula, the bond order would be: (10 - 4) / 2 = 6 / 2 = 3.
Diatomic molecules (from Greek di- 'two') are molecules composed of only two atoms, of the same or different chemical elements. If a diatomic molecule consists of two atoms of the same element, such as hydrogen or oxygen, then it is said to be homonuclear.
Therefore, the bond order of the diatomic molecule is 3.
Learn more about diatomic molecule at
brainly.com/question/1433575
#SPJ11
Un globo es inflado hasta obtener 1.5 atm, con un volumen de 500 cm³ a 273 K. Luego, es colocado en el frezzer ¿Cuál será su temperatura, con 1.2 atm y 300 cm³?
Answers
Respuesta: T2 = 131.04K
Explicación: Dado lo siguiente:
Presión, P1 = 1.5 atm = 1.5 × 760 = 1140 mmHg
Presión, P2 = 1.2 atm = 1.2 × 760 = 912 mmHg
Volumen, V1 = 500cm3 Volumen, V2 = 300cm3
Temperatura, T1 = 273K Temperatura, T2 =?
Usando la fórmula de gas combinada:
P1V1 / T1 = P2V2 / T2
Ingresando nuestros valores:
(1140 × 500) / 273 = (912 × 300) / T2
T2 × (1140 × 500) = 912 × 300 × 273
T2 = 74692800/570000 T2 = 131.04K
find ways you can change the total energy
Answers
Answer:
The ways to change the total energy are to either make the hill taller to increase it or make the hill lower to decrease the total energy.
Explanation:
The total mechanical energy of a system is the sum of the total kinetic energy and total potential energy.
Marketing Assignment
Draft a marketing plan for a business of your choice stating your
current market share and your expected market share increases in
the next quarter.
You are expected to outline the strategies and tactics you will
be employing in Carrying out your stated goals and abjectives in the
next quarter.
Answers
Marketing Plan Summary:
Current Market Share: 15%
Expected Market Share Increase: Targeting a 20% market share increase in the next quarter.
Strategies: Enhance product features, implement targeted marketing campaigns, strengthen customer relationships, explore new markets, competitive pricing and promotions, effective communication channels
Marketing Plan for XYZ Company
Current Market Share: XYZ Company currently holds a market share of 15% in the industry.
Expected Market Share Increase: In the next quarter, our goal is to increase our market share to 20%.
Strategies and Tactics:
Product Development: We will focus on enhancing our existing product line by introducing new features and improving product quality to meet customer demands. This will help us attract new customers and retain existing ones.
Targeted Marketing Campaigns: We will develop targeted marketing campaigns to reach our ideal customer segments. Through market research and analysis, we will identify key demographics and create personalized messages that resonate with their needs and preferences.
Strengthening Customer Relationships: We will implement customer retention strategies such as loyalty programs, personalized offers, and excellent customer service. By building strong relationships with our customers, we aim to increase customer loyalty and encourage repeat purchases.
Expansion into New Markets: We will explore opportunities to expand our reach into new geographical markets or target new customer segments. This may involve partnerships with distributors, entering strategic alliances, or expanding our online presence.
Competitive Pricing and Promotions: We will conduct pricing analysis to ensure our prices remain competitive in the market. Additionally, we will run promotional campaigns such as discounts, bundle offers, and seasonal sales to attract new customers and create a sense of urgency.
Effective Communication Channels: We will utilize various communication channels such as social media, email marketing, content marketing, and traditional advertising to create awareness and engage with our target audience effectively.
By implementing these strategies and tactics, we aim to increase our market share to 20% in the next quarter. Regular monitoring and analysis of key performance indicators will help us evaluate the effectiveness of our marketing efforts and make necessary adjustments to achieve our goals.
Know more about Marketing Plan here:
https://brainly.com/question/30893423
#SPJ8
When light hits a rough surface and is reflected, it is called reflection.
Answers
Is this supposed to be a true or false question? If so, then it's true.
Answer:
diffuse
Explanation:
EDGE
If the measure of angle 2 is 8 x 10 and the measure of angle 6 is x&2-38, what is the measure of angle 8?
Answers
If the measure of angle 2 is 8 x 10 and the measure of angle 6 is x&2-38. The measure of angle 8 is also 160 degrees.
Angle 2 is given as 8 x 10, which means it has a measure of 80 degrees (assuming "x" is equal to 10). Angle 6 is given as x&2-38, which means its measure depends on the value of x. To find the measure of angle 8, we need to understand the relationships between these angles.
Based on the diagram, angle 2 and angle 6 are vertical angles. Vertical angles are congruent, meaning they have the same measure. Therefore, if angle 2 measures 80 degrees, then angle 6 also measures 80 degrees.
Angle 8 is adjacent to angle 6 and angle 2. Adjacent angles share a common side. Since angle 2 measures 80 degrees and angle 6 measures 80 degrees, the sum of angle 2 and angle 6 is 80 + 80 = 160 degrees.
Angle 8 is formed by the sum of angle 2 and angle 6. Therefore, t
In summary:
- Angle 2 measures 80 degrees.
- Angle 6 measures 80 degrees.
- The sum of angle 2 and angle 6 is 160 degrees.
- Therefore, angle 8 also measures 160 degrees.
Learn more about: angle
https://brainly.com/question/13954458
#SPJ11
air flows through this tube at a rate of 1200 cm3/s . assume that air is an ideal fluid.
Answers
The height h of mercury in the right side of the U-tube is 4.37 cm.
The Bernoulli's principle of fluid dynamic states that as a fluid's static pressure or potential energy falls, so too does its speed.
Given,
Rate if volume flow Q = 1200 cm³/s
The broader end diameter D1 = 2.0 cm
The narrower end diameter D2 = 0.4 cm
By using bernoulli's theorem,
1/2pv1² + P1 = 1/2pv2² + P2
P1 - P2 = 1/2pv1² - 1/2pv2²
By using continuity equation,
Q = π(D1²/2)²v1 = π(D2²/2)²v2 = 1200 cm³/s
v2 = 4 × 1200 cm³/s / π × (0.4)² = 9550 cm/s = 95.5 m/s
v1 = 4 × 1200 cm³/s / π × (2)² = 382 cm/s = 3.82 m/s
P1 - P2 = 1/2 p(v2² - v1²)
P1 - P2 = 1/2 × 1.28 kg/m³ × ( (95.5m/s)² - (3.82m/s)² )
P1 - P2 = 5827.6 N/m²
then,
pgh = 5827.6 N/m²
h = 5827.6 N/m² / pg
h = 5827.6 N/m² / 13600 kg/m³ × 9.8 m/s² = 0.0437 m
h = 4.37 cm.
To learn more about bernoulli's principle visit,
https://brainly.com/question/13098748
#SPJ4
Q. Air flows through the tube shown in figure below at a rate of 1200 cm³/s. Assume that air is an ideal fluid. What is the height h of mercury in the right side of the U-tube?
why the unit of power is called derived unit?
Answers
Which source should you NOT consult to validate an advertisement's claim?
A.
peer-reviewed scientific journals
B.
websites of government agencies
C.
your doctor
D.
website of the product manufacturer
Answers
Answer:
I believe D
Explanation:
Of course the manufacturer would most likely be biased to the product the have created, but the other sources would have no reason to. Hope this helps!
pproximately at what state does this start to matter? estimate this by finding n such that the volume term in the enthalpy is the same as the maximum possible energy above the ground state level. the pressure in the sun's corona gets up to 0.6 pascals; when does state enthalpy start to matter thera?
Answers
One of the several configurations in which matter can exist is a state of matter. In daily life, we can observe four different states of matter: solid, liquid, gas, and plasma.
There are numerous known intermediate states, including liquid crystal, while others, like Bose-Einstein condensates (in extremely cold temperatures), neutron-degenerate matter (in extremely high densities), and quark-gluon plasma, can only exist under very specific circumstances (at extremely high energy). Enthalpy is characterized as the quantity of internal energy and the result of the pressure and volume of a thermodynamic system. Enthalpy is a quality or state function that resembles energy and possesses energy dimensions (and is thus calculated in joules or erg units).The enthalpy H is equal to the product of the system's internal energy E and pressure P multiplied by volume V, or H = E + PV.
The density of the corona is ten million times lower than that of the Sun's surface. The corona is substantially less luminous than the Sun's surface as a result of its low density.To know more about matter
https://brainly.com/question/22079582
#SPJ4
A ball is falling toward the ground. Which of the following statements are false? (a) The force that the ball exerts on Earth is equal in magnitude to the force that Earth exerts on the ball. (b) The ball undergoes the same acceleration as Earth. (c) The magnitude of the force the Earth exerts on the ball is greater than the mag- nitude of the force the ball exerts on the Earth.
Answers
Hi there!
(A) The force that the ball exerts on Earth is equal in magnitude to the force that Earth exerts on the ball.
Gravitational force is an example of an action-reaction pair:
\(F_{1,2} = -F_{2,1}\)
Gravitational force is given by the equation:
\(F_g = \frac{Gm_1m_2}{r^2}\)
Plugging in the masses of the Earth and ball, gravitational constant, and radius will result in the SAME GRAVITATIONAL FORCE exerted by both objects on each other.