what type of energy drives the generator of a wind turbine
Answers
The type of energy that drives the generator of a wind turbine is mechanical energy.
A wind turbine converts the kinetic energy of the wind into mechanical energy. When the wind blows, it causes the turbine's blades to rotate. This rotational motion is the mechanical energy that drives the generator. The rotating blades are connected to a shaft, which in turn connects to a generator. As the blades spin, the mechanical energy is transferred to the generator, where it is converted into electrical energy.
Thus, mechanical energy accurately describes the type of energy involved in the generation process of a wind turbine.
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Related Questions
Complete the sentence to identify a useful advance in the culinary arts.
The Egyptians invented
, which they used to store
for many years.
Answers
Answer:
silos to store grains
Explanation:
I got it from PLATO... hope this helps...
A broad range of subjects are included in the culinary arts. Food science and nutrition, ingredient quality, seasonality, flavors and textures, presentation and plate layout, and more are some of these. There are numerous specialties, sub-niches, and job titles that fall within this broad category.
What are the characteristics of culinary arts?Additionally, to help students become more well-rounded cooks, a variety of cooking techniques, numerous recipes, new ingredients, and various flavor profiles are presented to them.
The term “culinary arts” is used to refer broadly to the processes involved in preparing, cooking, plating, presenting, and serving food. It relates to meals and the goods, not sweets or breads. That make up a meal, such as appetizers, side dishes, and main courses.
Therefore, Students who pursue a culinary education have the opportunity to study under several of the industry's best chefs.
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4. The resumes of two male applicants for a college teaching position in chemistry are placed in the
same file as the resumes of two female applicants. Two positions become available, and the first, at the
rank of assistant professor, is filled by selecting one of the four applicants at random. The second
position, at the rank of instructor, is then filled by selecting at random one of the remaining three
applicants. Using the notation M₂F₁, for example, to denote the simple event that the first position is
filled by the second male applicant and the second position is then filled by the first female applicant,
(a) list the elements of a sample space S;
(b) list the elements of S corresponding to event A that the position of assistant professor is filled by a
male applicant
(c) list the elements of S corresponding to event B that exactly one of the two positions is filled by a
male applicant;
(d) list the elements of S corresponding to event C that neither position is filled by a male applicant;
(e) list the elements of S corresponding to the event A ∩ B;
(f) list the elements of S corresponding to the event A U C;
(g) Construct a Venn diagram to illustrate the intersections and unions of the events A, B, and C.
Answers
The Venn diagram to illustrate the intersections and unions of the events A, B, and C are (a) S = {M1F1, M1F2, M2F1, M2F2},(b) A = {M1F1, M2F1},(c) B = {M1F1, M2F2, M1F2}.
What is the illustrate ?Illustration is the art of creating visual images to represent a concept, idea, or message. It is often used in books, magazines, advertisements, educational materials, and more to help convey a particular message or thought. Illustrations can be created using a range of mediums, from traditional drawings and paintings to digital media such as photography, vector art, and 3D art. Illustration is an important form of communication because it helps to bring an idea to life in a unique and creative way. It can help to engage readers and viewers and provide a more vivid and memorable experience than words alone.
(d) C = {M2F2, M2F1}
(e) A ∩ B = {M1F1}
(f) A U C = {M1F1, M1F2, M2F1, M2F2}
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which section of business plan should be the bulk of the plan
Answers
Answer: Service and/or product line
An AC sine wave has an RMS value of 100 V. What's the average of the waveform?
A. 90 V
B. 80 V
C. 102 V
D. 92.6 V
Answers
Just took the test and it ISN'T 92.6 V, my guess is 80 V but I dont know because it only says if I got it wrong.
What factors do we need to know that affect unit operation and why do we need to know these factors?
Answers
Energy transfer is factor that affects unit operation this is because each processing of change requires energy transfer.
What is unit operation?Unit operations involves reactions that lead to physical change or chemical transformation.
It include separating of mixtures which can be done by filtering, crystallization and polymerization.
Unit operation often results into changes that can be seen or visible changes.
Energy transfer is one the factors that affect unit operation.
Therefore, Energy transfer is factor that affects unit operation this is because each processing of change requires energy transfer.
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Would you expect the correlation between High School GPA and College GPA to be higher when taken from your entire high school class or when taken from only the top 20 students? Why?
Answers
Answer:
Even though it has been found that there is a correlation between the specific high school a student attends and their college graduation rate, there is a much stronger correlation between a student's high school GPA, regardless of what high school they attended, and that student completing college.
Explanation:
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Determine the enthalpy, volume and density of 1.0 kg of steam at a pressure of 0.5 MN/m2 and with a dryness fraction of 0.96
Answers
Answer:
Enthalpy, hsteam = 2663.7 kJ/kg
Volume, Vsteam = 0.3598613 m^3 / kg
Density = 2.67 kg/ m^3
Explanation:
Mass of steam, m = 1 kg
Pressure of the steam, P = 0.5 MN/m^2
Dryness fraction, x = 0.96
At P = 0.5 MPa:
Tsat = 151.831°C
Vf = 0.00109255 m^3 / kg
Vg = 0.37481 m^3 / kg
hf = 640.09 kJ/kg
hg = 2748.1 kJ/kg
hfg = 2108 kJ/kg
The enthalpy can be given by the formula:
hsteam = hf + x * hfg
hsteam = 640.09 + ( 0.96 * 2108)
hsteam = 2663.7 kJ/kg
The volume of the steam can be given as:
Vsteam = Vf + x(Vg - Vf)
Vsteam = 0.00109255 + 0.96(0.37481 - 640.09)
Vsteam = 0.3598613 m^3 / kg
From the steam table, the density of the steam at a pressure of 0.5 MPa is 2.67 kg/ m^3
2) The switch in the circuit below has been closed a long time. At t=0, it is opened.
Find the inductor current for il(t) for t> 0.
Answers
Answer:
il(t) = e^(-100t)
Explanation:
The current from the source when the switch is closed is the current through an equivalent load of 15 + 50║50 = 15+25 = 40 ohms. That is, it is 80/40 = 2 amperes. That current is split evenly between the two parallel 50-ohm resistors, so the initial inductor current is 2/2 = 1 ampere.
The time constant is L/R = 0.20/20 = 0.01 seconds. Then the decaying current is described by ...
il(t) = e^(-t/.01)
il(t) = e^(-100t) . . . amperes
Leland wants to work in a Production career operating heavy machinery. Which type of education or training should Leland seek?
a bachelor’s degree then a master’s degree
vocational school certificate or master’s degree
on-the-job training or vocational school certificate
associate’s degree then a bachelor’s degree
Answers
Answer:
it is indeed C
Explanation:
Answer:
c
Explanation:
Which of these methods is likely to make a product design more suitable for mass production?
OA. using standardized parts
OB. using highly customized parts
c. using parts that can fit only in one product
D. using parts that have a single function
Answers
Answer:
using standardized parts
Explanation:
___________________ is the primary classification trait used to explain how scientists divide rocks into the three classification groups.
answer choices
- Composition
- Formation
- Location
- Texture
Answers
Find the resistance across terminals a-b (Rab) by reducing the circuit to a single resistor. Assume R = 8 Ω
Answers
Answer:
It seems there's no circuit diagram attached to the question. Please provide a circuit diagram or a more detailed question.
order of Design Process steps ?
Answers
Answer:
The five stages of Design Thinking, according to d.school, are as follows: Empathise, Define , Ideate, Prototype, and Test. Let's take a closer look at the five different stages of Design Thinking
Explanation:
Select the correct text in the passage. Which sentences or phrases in the passage hint at poor Interpersonal skills? Murray Works as a designer in a manufacturing company. He always shows up to work on time. He usually keeps to himself. He is very good at his work but lacks self-confidence and gives up easily in challenging situations.
Answers
The sentence "He usually keeps to himself" hints at poor interpersonal skills.
Poor interpersonal skills can manifest in various ways, such as difficulty in communicating effectively, lack of teamwork, and inability to build relationships with others. In the given passage, the sentence "He usually keeps to himself" suggests that Murray may have poor interpersonal skills as he tends to isolate himself from his colleagues and may not engage in social interactions or teamwork. This behavior can hinder his ability to collaborate effectively with others, and it may affect his career growth and success in the long run. Additionally, the fact that Murray lacks self-confidence and gives up easily in challenging situations can further hinder his interpersonal skills, as he may struggle to communicate his thoughts and ideas effectively and may not be open to feedback or constructive criticism.
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Toyotas more than 30 hybrid vehicles investment in zero emissions vehicle and working on developing hydrogen fuel cell vehicles not only protect the natural environment but also further his overall economic progress customer is generally has positive feelings towards companies that focus on______ efforts such as Toyotas
Answers
The missing term in the presented paragraph is environmental.
In recent years the effects of climate change have been strongly manifested around the world causing:
Forest firesFloodsHeatwavesCold wavesSnowfallThe rise in the level of rivers and seasDeglaciationTherefore, many companies have begun to investigate productive alternatives to reduce their environmental impact. In the case of the car industry, companies have deepened their research on other sources of energy such as:
ElectricSolarWindOne of them is Toyota, the Japanese brand that has developed cars that work hybrid, that is, with gasoline and electric power. This will reduce the emissions of CO2 and other harmful gases into the atmosphere.
Therefore, it is possible to infer that the missing term in the paragraph is Environmental.
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Find and write the mathematical problem formulation of shortest path problem
Answers
Shortest path (A, C, E, D, F) between vertices A and F in the weighted directed graph
The problem of finding the shortest path between two intersections on a road map may be modeled as a special case of the shortest path problem in graphs, where the vertices correspond to intersections and the edges correspond to road segments, each weighted by the length of the segment.
When installing a post-tension system,the installer should have a minimum of
Answers
Installing a post-tension system requires specialized knowledge and skills, and the qualifications and experience required will depend on the specific job and location.
In general, the installer should have a minimum of the following:
Relevant training: The installer should have received formal training in post-tensioning systems, including both classroom and hands-on training. This will ensure that they have a solid understanding of the principles and techniques involved in post-tensioning, as well as the ability to safely and effectively install the system.Experience: The installer should have several years of experience working with post-tensioning systems, preferably in a variety of settings and applications. This will help them to identify potential issues or challenges and develop effective solutions to ensure the integrity of the post-tensioned structure.Certifications and licenses: Depending on the location and the specific job requirements, the installer may need to hold certain certifications or licenses to perform the work legally and safely. For example, they may need to hold a certification from a recognized industry organization or be licensed by a state or local regulatory agency.Familiarity with industry standards: The installer should be familiar with the relevant industry standards for post-tensioning systems, including those set forth by the Post-Tensioning Institute (PTI) and other relevant organizations. This will ensure that they are adhering to best practices and producing a high-quality finished product.Overall, installing a post-tensioning system is a complex process that requires specialized knowledge, skills, and experience. It is important to work with a qualified and experienced installer to ensure that the post-tensioned structure is safe, durable, and meets all relevant industry standards and regulations.
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Explain how to properly engage the safety latches on the Stan Design Pit Jack.
Answers
The way to properly engage the safety latches on the Stan Design Pit Jack is:
Connect the hydraulic jack.Make sure it is properly lubricated.Ensure that the rolling bridge jack is well fused together.Use the machine.What is the Stan Design Pit Jack?This refers to the machination which makes use of pit jacks to execute tire rotation in a fast lube pit.
We can note that based on the design, this machine is put in the pit of a car and then rolls back and forth and perform their operations on both the front and real axles.
Hence, it is important to note that the safety latches are designed to prevent work accidents and it is important to properly lubricate the parts to prevent damage.
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distillation technologies
Answers
Advanced distillation technologies
2.1. Heat integrated distillation column (HIDC) ...
2.2. Membrane distillation (MD) ...
2.3. Cyclic distillation. ...
2.4. Cryogenic distillation. ...
2.5. Reactive distillation column.
The output current of an amplifier is 190 mA and the input current is 32 mA. The current gain of the amplifier is:
Answers
Answer:
-5.9375 (or 5.9375 depending)
Explanation:
The current gain of the amplifier is simply the output current over the input current negated.
-190 mA / 32 mA == -5.9375
So the current gain for the amplifier was -5.9375
The answer a program may be looking for may not be negative, but based on the derivation, the gain should be negative for amplifiers.
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What is the first output corresponding to the following pseudocode? (Note, this question has 2 parts; you must answer each part correctly to receive full marks. Enter only the numbers in the space provided. ) The first iteration displays the value and Declare M As Integer Declare P As Integer Set M = 1 Repeat Set P = 1 While P < 4 Write M + " and " + P Set P = P + 1 End While(P) Set M = M + 1 Until M = 3
Answers
The first iteration display the value: 1 and 1
The given pusedocode is converted into below C++ lanaguage.
int p=1
int m=1
while(P<4)
{
cout<< (M + " and " + P)
p=p+1
}
while(p!=0 && m>=3)
{
m=m+1
}
The first iteration display the value: 1 and 1
The second iteration display the value: 1 and 2
The third iteration display the value: 1 and 3
In the fourth iteration, the while loop gets break because the value of in the fourth iteration becomes equal to 4.
And the program continue to next line. In the next line set the while loop until p is true. Increment in the m value. When m value gets equal to three, the program will be terminated.
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5 kg of a wet steam has a volume of 2 m3
at a pressure of 200 kPa. If the volume remains
constant and heat is added until the pressure reaches 800 kPa, find the initial and final
dryness fraction of the steam.
(b) Calculate the heat input for the reversible process defined in the problem above.
Answers
Anyone help me please ?
Answers
Answer:
I can help but I need to know what it looking for
Using the correlation for the second virial coefficient (Pitzer correlation), find the molar volume of acetylene vapour at 247.1 K and 13.5 bar, giving your answer to the nearest cm3/mol. The critical temperature is 308.3 K and the critical pressure of acetylene is 61.39 bar. Take R = 8.314 J/mol-K and the acentric factor for acetylene is 0.187.
Answers
The molar volume of acetylene vapor at 247.1 K and 13.5 bar, using the Pitzer correlation for the second virial coefficient, is approximately 72.5 cm3/mol.
Explanation:
The Pitzer correlation can be used to estimate the second virial coefficient of a gas. The equation is given by B = (RTc)/(Pc) * (1 + m(1 - (T/Tc)^(0.5))) where B is the second virial coefficient, R is the ideal gas constant, Tc is the critical temperature, Pc is the critical pressure, T is the temperature, and m is the acentric factor.
Plugging in the given values and solving for B, we get B = -0.009413 m3/mol. Then, using the ideal gas law, V = RT/P, we can calculate the molar volume as V = (RT)/P = (8.314 J/mol-K * 247.1 K) / (13.5 bar * 10^5 Pa/bar) ≈ 0.0725 m3/mol ≈ 72.5 cm3/mol.
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water is accelerated from rest in a horizontal pipe that is 80 m long and 30 cm in diameter. if the acceleration rate (toward the downstream end) is 5 m/s2 , what is the pressure at the upstream end if the pressure at the downstream end is 90 kpa gage
Answers
In conclusion, the pressure at the upstream end of the pipe, when the water is accelerated from rest with an acceleration rate of 5 m/s^2 and the pressure at the downstream end is 90 kPa gage, is 90,080 kPa gage.
The pressure at the upstream end can be calculated using Bernoulli's equation, which relates the pressure, velocity, and height of a fluid in a pipe.
First, let's find the velocity of the water at the downstream end of the pipe. We know that the acceleration rate is 5 m/s^2 and the pipe is 80 m long, so we can use the equation v = u + at, where u is the initial velocity (which is 0 since the water is initially at rest).
v = 0 + (5 m/s^2)(80 m)
= 400 m/s
Next, we can calculate the velocity at the upstream end of the pipe. Since the pipe is horizontal and the water is accelerated towards the downstream end, the velocity at the upstream end is 0 m/s.
Now, let's use Bernoulli's equation:
P1 + (1/2)ρv1^2 + ρgh1
= P2 + (1/2)ρv2^2 + ρgh2
where P1 and P2 are the pressures at the upstream and downstream ends respectively, ρ is the density of water, g is the acceleration due to gravity, v1 and v2 are the velocities at the upstream and downstream ends respectively, and h1 and h2 are the heights of the water at the upstream and downstream ends respectively.
Since the pipe is horizontal, the heights of the water at both ends are the same,
so h1 = h2 and ρgh1 = ρgh2 cancel out.
Therefore, the equation simplifies to:
P1 + (1/2)ρv1^2 = P2 + (1/2)ρv2^2
Substituting the values we have:
P1 + (1/2)(1000 kg/m^3)(0 m/s)^2
= 90 kPa + (1/2)(1000 kg/m^3)(400 m/s)^2
P1 + 0 = 90 kPa + 80,000,000 Pa
P1 = 90,080,000 Pa
Converting Pa to kPa:
P1 = 90,080,000 Pa / 1000
= 90,080 kPa
Therefore, the pressure at the upstream end is 90,080 kPa gage.
In conclusion, the pressure at the upstream end of the pipe, when the water is accelerated from rest with an acceleration rate of 5 m/s^2 and the pressure at the downstream end is 90 kPa gage, is 90,080 kPa gage.
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Definition of Assessment (ddp question)
Answers
Answer:
An assessment is the evaluation or estimation of the nature, quality, or ability of someone or something.
A square plate of titanium is 12cm along the top, 12cm on the right side, and 5mm thick. A normal tensile force of 15kN is applied to the top side of the plate. A normal tensile force of 20kN is applied to the right side of the plate. The elastic modulus, E, is 115 GPa for titanium.If the left and bottom edges of the plate are fixed, calculate the normal strain and elongation of both the TOP and RIGHT side of the plate.
Answers
Answer:
\(X_t=2.17391304*10^{-4}\)
\(X_r=2.89855072*10^{-4}\)
\(e_t=0.0026\)
\(e_r=0.0035\)
Explanation:
From the question we are told that:
Dimension \(12*12\)
Thickness \(l_t=5mm=5*10^-3\)
Normal tensile force on top side \(F_t= 15kN\)
Normal tensile force on right side \(F_r= 20kN\)
Elastic modulus, \(E=115Gpap=>115*10^9\)
Generally the equation for Normal Strain X is mathematically given by
\(X=\frac{Force}{Area*E}\)
Therefore
For Top
\(X_t=\frac{Force_t}{Area*E}\)
Where
\(Area=L*B*T\)
\(Area=12*10^{-2}*5*10^{-3}\)
\(Area=6*10^{-4}\)
\(X_t=\frac{15*10^3}{6*10^{-4}*115*10^9}\)
\(X_t=2.17391304*10^{-4}\)
For Right side\(X_r=\frac{Force_r}{Area*E}\)
Where
Area=L*B*T
\(Area=12*10^{-2}*5*10^{-3}\)
\(Area=6*10^{-4}\)
\(X_r=2.89855072*10^{-4}\)
\(X_r=2.89855072*10^{-4}\)
Generally the equation for elongation is mathematically given by
\(e=strain *12\)
For top
\(e_t=2.17391304*10^{-4}*12\)
\(e_t=0.0026\)
For Right
\(e_r=2.89855072*10^{-4} *12\)
\(e_r=0.0035\)
A wedge would be best described as
A wheel and axle used to cTeate a rotary motion
A lever arm fixed to a shaft
A triangle shaped tool that functions as an inclined plane
A rectangular shaped tool that functions as a pulley
Answers
C. A triangle shaped tool that functions as an incline ld plane
Answer:
A rectangular shaped tool that functions as a pulley.
Explanation:
i beleive
What is the benefit of theories? they are easily disproven they are written by famous people they were applying every circumstance they can provide some explanation for signs
Answers
Answer:
A scientific theory is an explanation of an aspect of the natural world and universe that has been repeatedly tested and verified in accordance with the scientific method, using accepted protocols of observation, measurement, and evaluation of results. Where possible, theories are tested under controlled conditions in an experiment. In circumstances not amenable to experimental testing, theories are evaluated through principles of abductive reasoning. Established scientific theories have withstood rigorous scrutiny and embody scientific knowledge.
A scientific theory differs from a scientific fact or scientific law in that a theory explains "why" or "how": a fact is a simple, basic observation, whereas a law is a statement (often a mathematical equation) about a relationship between facts. For example, Newton’s Law of Gravity is a mathematical equation that can be used to predict the attraction between bodies, but it is not a theory to explain how gravity works. Stephen Jay Gould wrote that "...facts and theories are different things, not rungs in a hierarchy of increasing certainty. Facts are the world's data. Theories are structures of ideas that explain and interpret facts.
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One of the three machines is having issues (the old one). The reliability of this machine is characterized by mean time between failures of 48 hours and a mean time to repair of 5 hours. Determine using the values from the previous problem:
(a) What is the machines availability?
(b) Taking into account the availability of the machine only for its operation time, determine its average hourly production rate.
(c) Since the machine is old I am limited to what I can do to it to improve its reliability. Suggest what I might do to keep up with the production quotas that Ford requires.
(d) The machine is from Germany and is metric. Unfortunately, all the wrenches we have in the plant are English system. To access the panel to make repairs, four 13 mm bolts must be removed. Will the 1/2 inch wrenches I supply my workers with work, or will I need to go one size larger? (e) Repair time could be reduced if I could lift the machine up with a forklift. My forklift is rated for one ton, but the German manufactured machine is rated at 1000 kg. Will the forklift work?
Answers
The machine's availability is calculated using the MTBF and MTTR values, while the average hourly production rate considers the machine's availability during its operation time.
How can the machine's availability and average hourly production rate be determined?(a) The machine's availability can be determined using the formula Availability = MTBF / (MTBF + MTTR). Substituting the given values, we can calculate the availability of the machine.
(b) To determine the average hourly production rate, we need to consider the machine's availability during its operation time. We can calculate the production rate by multiplying the machine's availability by the desired production rate.
(c) Since the machine is old and limited in terms of reliability improvements, some suggestions to meet Ford's production quotas could include optimizing maintenance schedules, implementing proactive maintenance practices, training operators to identify early signs of issues, and keeping critical spare parts readily available.
(d) To determine if the 1/2 inch wrenches will work for removing the 13 mm bolts, we need to convert inches to millimeters. If 1 inch is approximately equal to 25.4 mm, we can compare the sizes to see if the 1/2 inch wrench is compatible or if a larger size is needed.
(e) To determine if the forklift can lift the machine, we need to convert tons to kilograms. If 1 ton is equal to 1000 kilograms, we can compare the forklift's capacity of one ton to the weight of the German machine rated at 1000 kg to see if it falls within the forklift's lifting capacity.
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