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MCQs

Total Questions : 60 | Page 1 of 6 pages
Question 1. What is tidal power?
  1.    Energy from tides
  2.    Energy from water
  3.    Energy from moon
  4.    Energy from sun
 Discuss Question
Answer: Option A. -> Energy from tides
Answer: (a).Energy from tides
Question 2. Which of the following categories does tidal power fall into?
  1.    Hydrothermal
  2.    Hydropower
  3.    Solar
  4.    Wind
 Discuss Question
Answer: Option B. -> Hydropower
Answer: (b).Hydropower
Question 3. In terms of predictability, tidal energy _____ solar and wind.
  1.    is more predictable than
  2.    is less predictable than
  3.    has similar predictability like
  4.    cannot be predicted unlike
 Discuss Question
Answer: Option A. -> is more predictable than
Answer: (a).is more predictable than
Question 4. What is the minimum height of tides required for harnessing tidal energy economically?
  1.    1 foot
  2.    5 feet
  3.    8 feet
  4.    10 feet
 Discuss Question
Answer: Option D. -> 10 feet
Answer: (d).10 feet
Question 5. What is/are the cause(s) of tides?
  1.    Gravitational pull of moon
  2.    Gravitational pull of moon and sun
  3.    Gravitational pull of sun and moon and rotation of earth
  4.    Gravitational pull of sun
 Discuss Question
Answer: Option C. -> Gravitational pull of sun and moon and rotation of earth
Answer: (c).Gravitational pull of sun and moon and rotation of earth
Question 6. What type of working fluids do closed-cycle ocean thermal energy conversion (OTEC) systems use?
  1.    Low boiling point fluids at atmospheric pressure
  2.    High boiling point fluids at atmospheric pressure
  3.    Low boiling point fluids at 100 bar
  4.    High boiling point fluids at 100 bar
 Discuss Question
Answer: Option A. -> Low boiling point fluids at atmospheric pressure
Answer: (a).Low boiling point fluids at atmospheric pressure
Question 7. The open-cycle OTEC uses working fluid.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 8. What is the warm surface seawater pumped through in a closed-cycle ocean thermal energy conversion (OTEC) system?
  1.    Heat compressor
  2.    Heat exchanger
  3.    Fluid compressor
  4.    Turbine
 Discuss Question
Answer: Option B. -> Heat exchanger
Answer: (b).Heat exchanger
Question 9. Which of the following organisations developed the “mini OTEC”?
  1.    CERN
  2.    NASA
  3.    ISRO
  4.    Natural Energy Laboratory
 Discuss Question
Answer: Option D. -> Natural Energy Laboratory
Answer: (d).Natural Energy Laboratory
Question 10. How is the vapourised working fluid condensed in a closed-cycle ocean thermal energy conversion system?
  1.    Warm surface seawater
  2.    Fresh warm water
  3.    Cold water from deep ocean
  4.    Fresh cold water
 Discuss Question
Answer: Option C. -> Cold water from deep ocean
Answer: (c).Cold water from deep ocean

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