Consider the following:
- Liquid sodium
- Helium (He) gas
- Water (H20)
- Heavy water (D20)
Which of the above can be used as a coolant in a nuclear reactor?
All of the above can be used as coolant in nuclear reactor. Recently, Unit 1 of the Kakrapar Atomic Power Station was shut down after the leakage of heavy water that is used in cooling off the nuclear reactor core.
This question is a part of GKToday's Integrated IAS General Studies Module