Fundamentals Of Energy(Renewable Energy ) Questions and Answers
Question 1. Energy Resources which are being used for many decades are known as _____
conventional energy sources
non-conventional energy sources
primary energy sources
fuel cells
Explanation:-
Answer: Option A. -> conventional energy sources Answer: (a).conventional energy sources
Question 2. Based on usability, Energy Resources are classified into _____
primary, secondary and tertiary resources
primary and secondary resources
primary, secondary, intermediate and tertiary resources
primary, intermediate and secondary resources
Explanation:-
Answer: Option D. -> primary, intermediate and secondary resources Answer: (d).primary, intermediate and secondary resources
Question 3. A new renewable energy system is designed to harvest energy from wind. The total energy required to build the system is 240 kJ. The energy yield ratio of the system is 14:3. The total energy provided by the system over its lifetime is _____
18,000 kJ
54,000 kJ
1,120 kJ
2,258 kJ
Explanation:-
Answer: Option C. -> 1,120 kJ Answer: (c).1,120 kJ
Question 4. Which of the following is not a type of primary resource?
Crude Oil
Coal
Hydrogen Energy
Sunlight
Explanation:-
Answer: Option C. -> Hydrogen Energy Answer: (c).Hydrogen Energy
Question 5. The ratio of energy received from a raw energy source to energy spent to obtain the raw energy source is called as _____
consumption ratio
fuel ratio
energy yield ratio
joule ratio
Explanation:-
Answer: Option C. -> energy yield ratio Answer: (c).energy yield ratio
Question 6. Which of the following is/are directly harming the atmosphere?
Contamination of water bodies
Ozone layer depletion and emission of acidic gas
Global climate change and contamination of water bodies
Land fills and industrial emissions into water bodies
Explanation:-
Answer: Option B. -> Ozone layer depletion and emission of acidic gas Answer: (b).Ozone layer depletion and emission of acidic gas
Question 7. Which of the following energy sources is affected when energy crops compete with food production?
Solar
Wind
Hydro
Biomass
Explanation:-
Answer: Option D. -> Biomass Answer: (d).Biomass
Question 8. What does ozone protect the earth from?
Question 9. Which of the following is/are major contributor(s) of acid rain?
Sulphur
Sulphur and sulphur dioxide
Sulphur dioxide and nitrogen dioxide
Nitrogen dioxide and argon
Explanation:-
Answer: Option C. -> Sulphur dioxide and nitrogen dioxide Answer: (c).Sulphur dioxide and nitrogen dioxide
Question 10. What is a solar cooling technology?
Sun’s thermal energy is transferred to a heat transfer fluid which passes through a heat exchanger
Sun’s thermal energy is transferred to a heat transfer solid which passes through a heat exchanger
Sun’s nuclear energy is transferred to a heat transfer fluid which passes through a cold exchanger
Sun’s thermal energy is transferred to a heat transfer fluid which passes through a cold exchanger
Explanation:-
Answer: Option A. -> Sun’s thermal energy is transferred to a heat transfer fluid which passes through a heat exchanger Answer: (a).Sun’s thermal energy is transferred to a heat transfer fluid which passes through a heat exchanger