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Sources of Energy — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceSources of Energy1 Mark
MCQ
In a nuclear power plant, coolant is a substance :
  • A
    Which cools the hot, spent steam to condense it back to water.
  • ✓
    Which transfers heat from reactor to water in heat exchanger.
  • C
    Which is boiled to make steam to turn the turbine.
  • D
    Which cools the generator coils to prevent their overheating.
✓

Answer

Correct option: B.
Which transfers heat from reactor to water in heat exchanger.
Liquid sodium or carbon dioxide gas is used as a coolant.

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