Nuclear Engineering Question:

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Which is used as a coolant in nuclear reactor due to its high capture cross-section ?

A. H2
B. N2
C. He
D. CO2

Nuclear Engineering Interview Question
Nuclear Engineering Interview Question

Answer:

Option A

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A boiling water reactor is the one, in which the

A. coolant water is allowed to boil in the core of the reactor.
B. coolant water, after being heated in the reactor core, generates steam in a boiler.
C. pressurised water is pumped into the core.
D. fuel and the coolant are thoroughly mixed to form a homogeneous solution.		Moderating material used in a thermal-reactor should be a

A. good absorber of neutrons.
B. solid substance.
C. poor absorber of neutrons.
D. none of these.