Question

Statement 1: Water is used as a moderator in nuclear reactor.
Statement 2: Moderator is a light substance that absorb neutrons.

• A. If both Statement $1$ and Statement $2$ are true and the statement $2$ is the correct explanation of the statement $1$.
• B. If both Statement $1$ and Statement $2$ are true but statement $2$ is not the correct explanation of the statement $1$.
• C. If Statement $1$ is true but Statement $2$ is false.
• D. If Statement $1$ is false but Statement $2$ is true

Answer 1

Answer: (A)

Heavy water is used as a moderator in nuclear reactors to absorb high speed neutrons. So that they slow down the rate of nuclear reaction.