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MCQs

Total Questions : 145 | Page 1 of 15 pages
Question 1. Energy Resources which are being used for many decades are known as _____
  1.    conventional energy sources
  2.    non-conventional energy sources
  3.    primary energy sources
  4.    fuel cells
 Discuss Question
Answer: Option A. -> conventional energy sources
Answer: (a).conventional energy sources
Question 2. Based on usability, Energy Resources are classified into _____
  1.    primary, secondary and tertiary resources
  2.    primary and secondary resources
  3.    primary, secondary, intermediate and tertiary resources
  4.    primary, intermediate and secondary resources
 Discuss Question
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 _____
  1.    18,000 kJ
  2.    54,000 kJ
  3.    1,120 kJ
  4.    2,258 kJ
 Discuss Question
Answer: Option C. -> 1,120 kJ
Answer: (c).1,120 kJ
Question 4. Which of the following is not a type of primary resource?
  1.    Crude Oil
  2.    Coal
  3.    Hydrogen Energy
  4.    Sunlight
 Discuss Question
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 _____
  1.    consumption ratio
  2.    fuel ratio
  3.    energy yield ratio
  4.    joule ratio
 Discuss Question
Answer: Option C. -> energy yield ratio
Answer: (c).energy yield ratio
Question 6. Which of the following is/are directly harming the atmosphere?
  1.    Contamination of water bodies
  2.    Ozone layer depletion and emission of acidic gas
  3.    Global climate change and contamination of water bodies
  4.    Land fills and industrial emissions into water bodies
 Discuss Question
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?
  1.    Solar
  2.    Wind
  3.    Hydro
  4.    Biomass
 Discuss Question
Answer: Option D. -> Biomass
Answer: (d).Biomass
Question 8. What does ozone protect the earth from?
  1.    Sound waves
  2.    Harmful UV radiation
  3.    Visible radiation
  4.    Greenhouse effect
 Discuss Question
Answer: Option B. -> Harmful UV radiation
Answer: (b).Harmful UV radiation
Question 9. Which of the following is/are major contributor(s) of acid rain?
  1.    Sulphur
  2.    Sulphur and sulphur dioxide
  3.    Sulphur dioxide and nitrogen dioxide
  4.    Nitrogen dioxide and argon
 Discuss Question
Answer: Option C. -> Sulphur dioxide and nitrogen dioxide
Answer: (c).Sulphur dioxide and nitrogen dioxide
Question 10. What is a solar cooling technology?
  1.    Sun’s thermal energy is transferred to a heat transfer fluid which passes through a heat exchanger
  2.    Sun’s thermal energy is transferred to a heat transfer solid which passes through a heat exchanger
  3.    Sun’s nuclear energy is transferred to a heat transfer fluid which passes through a cold exchanger
  4.    Sun’s thermal energy is transferred to a heat transfer fluid which passes through a cold exchanger
 Discuss Question
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

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