This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Environment > Wind Energy – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Wind Energy Quiz 1 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When was wind energy first used? A) 1950. B) 2000 B.C. C) 4000 B.C. D) 900 A.D. Show Answer Correct Answer: B) 2000 B.C. 2. Where does the initial source of energy come from that creates winds? A) The Sun. B) The Earth's surface. C) The rotation of the Earth. D) The moon. Show Answer Correct Answer: A) The Sun. 3. What causes the production of wind? A) Rotation of the Earth. B) Variations in the Earth's atmosphere. C) The Sun heating the atmosphere. D) All of the above. Show Answer Correct Answer: D) All of the above. 4. Which of the following is not a benefit of wind energy? A) It creates new and high-paying jobs. B) It generates no emissions. C) It always produces the same amount of energy. D) It reduces the dependency on fossil fuels. Show Answer Correct Answer: C) It always produces the same amount of energy. 5. ..... refers to the angle of a rotor blade with respect to the plane of the rotor A) Tail. B) Roll. C) Pitch. D) Yaw. Show Answer Correct Answer: C) Pitch. 6. Flow of air from land to a body of water is called: A) Doldrum. B) Chinook. C) Sea breeze. D) Land breeze. Show Answer Correct Answer: D) Land breeze. 7. What is one of the top countries to use wind energy A) Ireland. B) Norway. C) Iceland. D) USA. Show Answer Correct Answer: D) USA. 8. Hydropower uses ..... to turn turbines that run generators. A) Tides. B) Steam. C) Uranium. D) Moving water. Show Answer Correct Answer: D) Moving water. 9. Which direction does a windmill always face? A) Polar North. B) Opposing the wind direction. C) Due North. D) Whichever direction they were built facing (they don't move). Show Answer Correct Answer: B) Opposing the wind direction. 10. How long can a wind turbine generate electricity? A) 20-25 years. B) 120, 000 hours. C) 4, 000 to 6, 000 hours. D) All of the above. Show Answer Correct Answer: D) All of the above. 11. Which is the largest amount of installed grid interactive renewable power capacity in India? A) Wind power. B) Solar power. C) Biomass power. D) Small hydro power. Show Answer Correct Answer: A) Wind power. 12. How can wind become energy? A) When a wind turbines changes the kinetic energy in wind to electric energy. B) When a windmill goes fast enough. C) It just naturally is. D) The sun heats it so it becomes solar energy. Show Answer Correct Answer: A) When a wind turbines changes the kinetic energy in wind to electric energy. 13. For a variety of reasons, wind energy offers the greatest possibilities for sustainable energy future. A) True. B) False. C) Inadequate information. D) None of above. Show Answer Correct Answer: A) True. 14. What is an advantage of wind turbines? A) It's cheap to build. B) It's renewable energy. C) It doesn't cause harm to wildlife (aka birds). D) It doesn't create noise pollution. Show Answer Correct Answer: B) It's renewable energy. 15. Wind energy currently generates ..... of US electrical power. A) 50%. B) 30%. C) 8%. D) 1%. Show Answer Correct Answer: C) 8%. 16. One disadvantage of wind energy A) They don't take lot of space. B) Its renewable energy. C) Wind energy give lot of energy. D) Wind turbins can hurt animals. Show Answer Correct Answer: D) Wind turbins can hurt animals. 17. Every day you can see the wind blowing and watch all of that wasted energy just floating away. A lot of energy is thought to be (1) ..... and all you need to use it are a few wind turbines! A) Handy. B) Available. C) Convenient. D) Ready. Show Answer Correct Answer: B) Available. 18. Many countries have wind turbine energy. Which one has installed the largest wind power capacity in 2015? A) Russia. B) China. C) Japan. D) None of above. Show Answer Correct Answer: B) China. 19. How is wind caused? A) Hot air rises. B) There's a giant fan in Afghanistan where it cools the earth. C) Unequal heating. D) When clouds cover a certain area. Show Answer Correct Answer: C) Unequal heating. 20. How much does it cost to install a windmill? A) $ 48, 000. B) $ 65, 000. C) $ 50, 000. D) $ 60, 000. E) All of the above. Show Answer Correct Answer: E) All of the above. 21. In 1854 ....., a mechanic from Connecticut, invented the fist windmill designed specifically for life in the West A) Charles Brush. B) Daniel Brush. C) Charles Halladay. D) Daniel Halladay. Show Answer Correct Answer: D) Daniel Halladay. 22. Fossil fuels are ..... sources of energy because they are projected to deplete in the next 50 years or so. Are coal, oil and natural gas considered fossil fuels? A) Renewable, yes. B) Nonrenewable, no. C) Nonrenewable, yes. D) Nonrenewable, maybe. Show Answer Correct Answer: C) Nonrenewable, yes. 23. Scientists say that wind power is capable of supplying over ..... of world electricity if the necessary technologies are in place. A) 25%. B) 15%. C) 20%. D) 50%. Show Answer Correct Answer: C) 20%. 24. What is Bad about Wind Turbines? A) Animals Mostly Birds getting killed by them. B) Produces no green light gases. C) Wind can be unpredictable. D) Both A and C. E) Their will always be wind. Show Answer Correct Answer: D) Both A and C. 25. Around how many countries use wind power to generate electricity commercially A) 894. B) 35. C) 172. D) 80. Show Answer Correct Answer: D) 80. 26. How many forces are created when a solid object transfers energy to a liquid? A) One. B) Two. C) Three. D) None. Show Answer Correct Answer: B) Two. 27. How long are the rotor blades on a normal windmill? A) 116 ft. B) 200 ft. C) 102 ft. D) 120 ft. Show Answer Correct Answer: A) 116 ft. 28. Wind turbine extracts maximum power from wind, when downstream wind speed reduces to A) One third of upstream wind speed. B) Half of upstream wind speed. C) Two third of upstream wind speed. D) Zero. Show Answer Correct Answer: A) One third of upstream wind speed. 29. Which part of the wind turbines senses wind speed, wind direction, shaft speed and torque? A) Rotor. B) Shaft. C) Blade. D) Controller. Show Answer Correct Answer: D) Controller. 30. What percentage of energy used in the U.S. nonrenewable? A) 90.5%. B) 87%. C) 9.5%. D) 2%. Show Answer Correct Answer: A) 90.5%. Next →Related QuizzesPaper 1 QuizzesUgc Net QuizzesWind Energy Quiz 2Wind Energy Quiz 3Wind Energy Quiz 4Wind Energy Quiz 5Wind Energy Quiz 6Wind Energy Quiz 7Wind Energy Quiz 8Wind Energy Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books