Q103
In boiling water reactor, moderator is
A.
Coolant itself
AnswerB.
Ferrite rod
C.
Graphite rod
D.
Liquid sodium metal
Answer: Option A
Solution
Answer: Option A
Solution:
A boiling water reactor (BWR) uses demineralized water as a coolant and neutron moderator. Heat is produced by nuclear fission in the reactor core, and this causes the cooling water to boil, producing steam.