Question

Q. With reference to the parts of a Nuclear reactor, consider the following statements:

Select the correct answer using the codes given below:

• A.
  1 only
• B.
  2 only
• C.
  Both 1 and 2
• D.
  Neither 1 nor 2

Answer 1

The correct option is C

Both 1 and 2

Explanation:

Statement 1 is correct: A moderator is a substance, such as water or Carbon that slows down neutrons which pass through it.

Statement 2 is correct: A coolant is a substance, such as water and carbon dioxide that conducts heat well but does not easily absorb free neutrons. The coolant carries heat from the chain reaction.