1. Which of the following is a disadvantage of renewable energy?
a) High pollution b) Available only in few places
c) High running cost d) Unreliable supply
2. Which Ministry is mainly responsible for research and development in renewable
energy sources such as wind power, small hydro, biogas and solar power?
a) Human Resource Development b) Agriculture and Farmers Welfare
c) Ministry of New and Renewable Energy d) Health and Family Welfare
3. Which among the following have a large amount of installed grid interactive
renewable power capacity in India?
a) Wind power b) Solar power c) Biomass power d) Small Hydro power
4. Which of the following is not under the Ministry of New and Renewable Energy?
a) Wind energy b) Solar energy c) Tidal energy d) Large hydro
5. Which Indian enterprise has the Motto “ENERGY FOREVER”?
a) Indian Renewable Energy Development Agency
b) Indian Non-Renewable Energy Development
c) Indian Agricultural Development
d) Indian Biotechnology Development
6. Which of the following energy has the greatest potential among all the sources of
renewable energy?
a) Solar energy b) Wind Energy c) Thermal energy d) Hydro-electrical energy
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7. Which of the following type of collector is used for low temperature systems?
(A) Flat plate collector (B) Line focussing parabolic collector
(C) Paraboloid dish collector (D) All of the above
8. Solar radiation that reaches surface without any absorption or distortion is called as _
a) Beam Radiation b) Diffuse Radiation
c) Beta radiation d) Gamma Radiation
9. In what form is solar energy is radiated from the sun?
a) Ultraviolet Radiation b) Infrared radiation
c) Electromagnetic waves d) Transverse waves
10. Solar radiation received at any point of earth is called ______________
a) Insolation b) Beam Radiation
c) Diffuse Radiation d) Infrared rays
11. How much is the energy available in the winds over the earth surface is estimated to be?
a) 2.9 X 120 MW b) 1.6 X 107 MW
c) 1 MW d) 5MW
12. How much wind power does India hold?
a) 20,000 MW b) 12,000 MW
c) 140,000 MW d) 5000 MW
13. A rotor installed in a fixed orientation with the swept area perpendicular to the pre
dominate wind direction is called ______
a) Nacelle b) Yaw fixed machines
c) Blades d) Anemometer
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14. How much ideal efficiency should practical turbine have?
a) 10 – 12% b) 18 – 25%
c) 80 – 90% d) 50 – 70%
15. Calculate the air density, when 10m/s wind is at 1std atmospheric pressure and 150 C?
a) 1.226 kg/m3
b) 1.033 kg/m3
c) 2.108 kg/m3
d) 0.922 kg/m3
16. The term biomass most often refers to ___________
a) Inorganic matter b) Organic matter
c) Chemicals d) Ammonium compounds
17. Biomass is useful to produce __________
a) Chemicals b) Fibres
c) Biochemicals d) Transportation fuels
18. The aerobic digestion of sewage is used to produce __________
a) Biomass b) Bio fuels
c) Synthetic fuels d) Metal articles
19. _________ is called as the bio gas.
a) Bio ethanol b) Bio methane
c) Bio diesel d) Bio butane
20. The percentage of carbondioxide in the bio methane is ____________
a) 30-40 b) 32-43
c) 35-45 d) 55-60
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21. How is OTEC caused?
a) By wind energy b) By geothermal energy
c) By solar energy d) By gravitational force
22. What does OTEC stand for?
a) Ocean thermal energy cultivation b) Ocean thermal energy conversion
c) Ocean techno energy conservation d) Ocean thermal energy consumption
23. What is the basic requirement of hydroelectric power station?
a) Reservoir b) Turbine
c) Power house d) Penstock
24. For exactly how much time does it take for one tidal cycle?
a) 22h, 20min b) 24h, 50min
c) 20h, 10min d) 22h, 50min
25. Kaplan turbine is _____________
a) axial flow turbine b) inward flow turbine
c) tangential flow turbine d) mixed flow turbine