Question

In a nuclear reactor

• A. Calcium or Boron are used in coolant system.
• B. Heavy water or graphite are used in control system.
• C. Water at high pressure or liquid sodium are used as moderator.
• D. All the above

Answer 1

The correct option is D All the above

In a nuclear reactor,

Calcium or Boron is used in Control System.

Heavy water or graphite is used as moderator

Water at high pressure or liquid sodium is used in Coolant system.

So, all the statements are incorrect.

Hence, option $\left(D\right)$ is correct.

Why this question? To test the knowledge about the functions of different parts of a nuclear reactor.