Q. With reference to Pressurised Heavy Water Reactor (PHWR) consider the following statements:
1.In this type of reactor, water is heated which is turned into steam in the reactor vessel.
2.It uses uranium as its fuel.
3. It uses heavy water as its coolant and moderator.
Which of the statements given above are correct?

[A] 1 and 2 only

[B] 2 and 3 only

[C] 1 and 3only

[D] 1, 2 and 3

Answer: B
Notes:

Explanation –

Statement 1 is incorrect. In a PHWR, the reactor core heats heavy water and keeps it under pressure to prevent the water from turning into steam.

Statement 2 and 3 are correct. PHWR uses uranium as its fuel and heavy water as its coolant and moderator.

Source: ForumIAS

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