Which of the following can be used as a coolant in nuclear plant?

A. Light or heavy water

B. Molten lead

C. Carbon dioxide

D. Freon

Answer: Option A

Solution(By Examveda Team)

A nuclear reactor coolant is a coolant used to remove heat from the nuclear reactor core and transfer it to electrical generators and the environment. Light or heavy water ,Helium and Liquid Sodium can be used as coolant in a nuclear reactor.