This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Environment > Wind Energy – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Wind Energy Quiz 3 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The most common type of wind turbine you will see in Hawaii is: A) Vertical Axis Wind Turbine. B) Windmill. C) Horizontal Axis Wind Turbine. D) Wind Generator. E) None of the above. Show Answer Correct Answer: C) Horizontal Axis Wind Turbine. 2. Hundreds of wind turbines on a wind farm can generate: A) Electricity. B) Power. C) Speed. D) None of above. Show Answer Correct Answer: A) Electricity. 3. What does a wind vane do? A) Show wind direction. B) Show wind speed. C) Show wind color. D) Show wind amount. Show Answer Correct Answer: A) Show wind direction. 4. What will be the total wind power in an area where the average wind speed is 6 m/s, turbine rotor diameter 60 m, air temperature 25$^ \circ$C and density 1.225 kg/m3? A) 3.75 kW. B) 0.375 kW. C) 375 kW. D) 37.5 Kw. Show Answer Correct Answer: C) 375 kW. 5. Turbine towers to the top of the top of the blade are about how tall? A) 287ft. B) 117ft. C) 380ft. D) 198ft. Show Answer Correct Answer: C) 380ft. 6. Wind turbine with low value of solidity A) Runs slower. B) Runs faster. C) Produces higher torque. D) Has low efficiency. Show Answer Correct Answer: B) Runs faster. 7. How many offshore wind farms are there in the U.S.? A) 2. B) 0. C) 11. D) 4. Show Answer Correct Answer: A) 2. 8. The foundation of a utility scale HAWT is usually made of this material to keep the tower upright in all conditions: A) Rock. B) Sand. C) Concrete. D) Asphalt. Show Answer Correct Answer: C) Concrete. 9. There are ..... types of wind turbines based on rotor orientation A) Five. B) Three. C) Two. D) Four. Show Answer Correct Answer: C) Two. 10. Which of the following is a drawback to wind energy? A) Wind turbines can cause cancer among people who live near them. B) Wind turbines emit greenhouse gases. C) There aren't enough suitable sites in the U.S. to build wind farms. D) Wind turbines can hurt flying animals. Show Answer Correct Answer: D) Wind turbines can hurt flying animals. 11. Roughly how tall are most utility-scale wind turbine towers in the U.S. A) 82 meters (269 feet). B) 140 meters (460 feet). C) 114 meters (374 feet). D) 65 meters (213 feet). Show Answer Correct Answer: A) 82 meters (269 feet). 12. The rotor blades of a wind turbine are like the wings of a what? A) A gliders wings. B) A planes wings. C) The propeller of a plane. D) Wings made out of metal and steel. Show Answer Correct Answer: A) A gliders wings. 13. How many blades do a wind turbine have A) 3. B) 5. C) 2. D) 4. Show Answer Correct Answer: A) 3. 14. Where does the extra power go in a grid-connected small wind turbine system? A) To battery banks. B) To the residence. C) Nowhere. D) To the grid. Show Answer Correct Answer: D) To the grid. 15. Which of these is a true interesting fact? A) Windmills were first created in B.C. B) -Wind energy provided jobs for a few people. C) -Wind turbines can be taller than the statue of liberty. D) The biggest turbines can saddle vitality to control 60 American homes. Show Answer Correct Answer: C) -Wind turbines can be taller than the statue of liberty. 16. What factors impact where a wind farm is constructed? A) Wind Speed. B) Grid Connection. C) Threatened or Endangered Species. D) Local Opposition. E) All of the above. Show Answer Correct Answer: E) All of the above. 17. What did the Dutch use windmills for in the 1600's? A) Grind grain. B) Grind gunpowder. C) Drain water to clear the flooded land. D) To dry their clothes. Show Answer Correct Answer: C) Drain water to clear the flooded land. 18. Wind is caused mainly by air pressure differences that result from ..... A) Uneven heating of the Earth's atmosphere. B) Absorption of ultraviolet radiation by Earth's land masses. C) Radiation of heat from Earth's land masses to water bodies. D) Rotation of Earth on its axis. Show Answer Correct Answer: A) Uneven heating of the Earth's atmosphere. 19. The largest barrier to new wind farms being constructed is: A) NIMBY resistance (Not In My Back Yard). B) Financing wind projects. C) Cost of electricity from wind is too high. D) Transmission. Show Answer Correct Answer: A) NIMBY resistance (Not In My Back Yard). 20. What is the main idea of the text? A) How wind turbines are a popular way to produce electricity. B) How wind turbines hurt the environment. C) Wind makes energy. D) None of above. Show Answer Correct Answer: A) How wind turbines are a popular way to produce electricity. 21. With which statement would the author most likely agree? A) Wind farms are good for the environment. B) Texas should use wind energy as its only energy resource. C) Fossil fuels are very expensive. D) Wind farms are expensive, but the costs are worth it. Show Answer Correct Answer: A) Wind farms are good for the environment. 22. About how many birds are killed annually in the U.S. because of wind turbines? A) 332, 330. B) 120, 000. C) 440, 000. D) 1. Show Answer Correct Answer: C) 440, 000. 23. What does an anemometer do? A) Measure wind speed. B) Measure wind color. C) Measure wind electricity. D) Measure wind. Show Answer Correct Answer: A) Measure wind speed. 24. What are the three nonrenewable sources A) Coal, Sun and Wind. B) Coal, Oil and Sun. C) Oil, Sun and Gas. D) Coal, Gas and Oil. Show Answer Correct Answer: D) Coal, Gas and Oil. 25. How does the author organize paragraphs 2 through 4? A) By stating reasons why fossil fuels are more harmful than wind energy. B) By identifying reasons why Texas should build more wind farms. C) By listing the reasons why wind farms are good for the Texas economy. D) By comparing the benefits of renewable versus nonrenewable resources. Show Answer Correct Answer: B) By identifying reasons why Texas should build more wind farms. 26. How many jobs were supported by the U.S. wind power industry in 2016 A) 73, 000 jobs. B) 55, 000 jobs. C) 36, 000 jobs. D) 101, 000 jobs. Show Answer Correct Answer: D) 101, 000 jobs. 27. Currently less than 1% of the Earth's energy needs are (2) ..... by wind, with Denmark being the most wind-friendly producing 23% of its own energy needs from wind. A) Donated. B) Supplied. C) Distributed. D) Hardest. Show Answer Correct Answer: B) Supplied. 28. The mechanical power of a wind turbine can be used for: A) Pumping Water. B) Grinding Grain. C) Conversion to electricity. D) All of the above. Show Answer Correct Answer: D) All of the above. 29. Which of the following is a disadvantage to wind energy? A) Wind turbines can cause cancer among people who live near them. B) Wind turbines can hurt flying animals. C) Wind turbines cause pollution. D) None of above. Show Answer Correct Answer: B) Wind turbines can hurt flying animals. 30. What wind speed is said to be necessary to make large wind energy systems economically viable? A) 9 m/s (20 mph). B) 3 m/s (12 mph). C) 6 m/s (13 mph). D) 12 m/s (27 mph). Show Answer Correct Answer: C) 6 m/s (13 mph). ← PreviousNext →Related QuizzesPaper 1 QuizzesUgc Net QuizzesWind Energy Quiz 1Wind Energy Quiz 2Wind 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