Wind Energy MCQ Multiple Choice Questions Answers

Q: 2. Air layer from 100m that extends up to the gradient height is known as

Correct Answer is: None of the above

Q: 3. At gradient height the shear force is

Correct Answer is: None of the above

Q: 6. Global Cold wind move from

Correct Answer is: Oceanic to Equatorial region

Q: 7. Global winds towards westernly direction are known as

Correct Answer is: None of the above

Q: 9. How many different components does it take to build a utility-scale wind turbine?

Correct Answer is: More than 80,000

Q: 13. Roughly how tall are most utility-scale wind turbine towers in the U.S.?

Correct Answer is: 140 meters (460 feet)

Q: 14. The amount of energy available in the wind at any instant is proportional to...............of the wind speed

Correct Answer is: Square power

Q: 16. The following is the tangential velocity of the blade due to the rotation of blade

Correct Answer is: Relative velocity

Q: 17. The rate of change of wind speed with height is called

Correct Answer is: None of the above

Q: 18. The wind intensity can be described by

Correct Answer is: Froude number

Wind Energy Multiple Choice Questions (MCQs) are essential for students and exam aspirants to test their knowledge and understanding of wind energy concepts. Practice these questions to enhance your preparation and boost your confidence.

About Wind Energy MCQ Questions

Wind Energy MCQs cover a wide range of topics, including the principles of wind energy, types of wind turbines, energy conversion processes, and environmental impacts. These questions are designed to help you understand the fundamental and advanced aspects of wind energy technology and its applications.

Why Practice Wind Energy Objective Questions?

Practicing Wind Energy MCQs offers several benefits. It helps you prepare for school and college exams by reinforcing your knowledge. For competitive exam aspirants, these questions provide valuable practice for standardized tests. Additionally, candidates preparing for interviews in the renewable energy sector can use these MCQs to revise key concepts and stay ahead of the competition.

Who Should Use These MCQs?

Wind Energy MCQ Questions for Practice

1. Which force is responsible for forcing the global winds towards westernly direction

Coriolis
Gravitational
Centripetal
Centrifugal

2. Air layer from 100m that extends up to the gradient height is known as

Surface layer
Ekman layer
Boundary layer
None of the above

3. At gradient height the shear force is

Zero
Minimum
Maximum
None of the above

4. By how much has the price of American wind power decreased since the 1980s?

60 percent
90 percent
80 percent
70 percent

5. Global Cold wind generated from Oceans moves to

Mountains
Equator
Plain areas
Poles

6. Global Cold wind move from

Polar to equatorial region
Equatorial to polar region
Equatorial to oceanic region
Oceanic to Equatorial region

7. Global winds towards westernly direction are known as

Trade winds
Western winds
Eastern winds
None of the above

8. How many blades does a modern wind turbine have?

9. How many different components does it take to build a utility-scale wind turbine?

More than 800
More than 80
More than 8,000
More than 80,000

10. How many jobs were supported by the U.S. wind power industry in 2018?5

5000
114000
36000
73000

11. How many offshore wind farms are there in the U.S.?

12. Low solidity rotors use which of the following force for rotation

Drag
Lift
Centrifugal
Centripetal

13. Roughly how tall are most utility-scale wind turbine towers in the U.S.?

65 meters (213 feet)
114 meters (374 feet)
88 meters (289 feet)
140 meters (460 feet)

14. The amount of energy available in the wind at any instant is proportional to...............of the wind speed

Square root power of two
Square root power of three
Square power
Cube power

15. The atmosphere with uniform wind speed is called the..............atmosphere

Plain
Surface
Free
Shear

16. The following is the tangential velocity of the blade due to the rotation of blade

Wind velocity
Incident wind velocity
Blade linear velocity
Relative velocity

17. The rate of change of wind speed with height is called

Wind shear
Wind rose
Wind solidity
None of the above

18. The wind intensity can be described by

Reynolds number
Mach number
Beaufort number
Froude number

19. The wind speed is measured using an instrument called

Pyranometer
Manometer
Anemometer
Wind vane

20. Turbines blades have..............type cross section to extract energy from wind

Aerofoil
Elliptical
Rectangular
All of the above

21. Uneven heating occurs on land surface and water bodies are due to

Air Currents
Solar radiation
Lunar eclipse
None of the above

22. What causes wind?

Rotation of the Earth
The Sun heating the atmosphere
Variations in the Earths surface
All of the above

23. What is the earliest recorded use for windmills?

Generating electricity
Pumping water
Jousting
Grinding grain

24. Which nation leads the world in installed wind energy capacity?

Netherlands
China
United States
Germany

25. Which of these is NOT a part of a modern wind turbine?

Compressor
Gearbox
Nacelle
Yaw drive

26. Which of these is NOT an example of distributed wind generation?

A 50-kilowatt turbine at an office building
A large, 100-megawatt wind farm
A 1.5-megawatt turbine at a university campus
A small, 5-kilowatt turbine at a home

27. Which U.S. state gets the highest percentage of its electricity from wind?

Kansas
Iowa
Texas
South Dakota

28. Who invented the first electricity-generating wind turbine?

French engineer Georges J. M. Darrieus
Scottish engineer James Blyth
American inventor Benjamin Franklin
American inventor Charles F. Brush

29. Wind energy is harnessed as...............energy with the help of windmill or turbine

Mechanical
Solar
Electrical
Heat

Wind Energy MCQ Multiple Choice Questions Answers | Quiz for Practice

About Wind Energy MCQ Questions

Why Practice Wind Energy Objective Questions?

Who Should Use These MCQs?

Wind Energy MCQ Questions for Practice

1. Which force is responsible for forcing the global winds towards westernly direction