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JEE PHYSICS MCQ: NUCLEI
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Understanding
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Assertion: Heavy water preferred over ordinary water as a moderator in reactors.
Reason: Heavy water, used for slowing down the neutrons, has lesser absorption probability of neutrons than ordinary water.
Reason: Heavy water, used for slowing down the neutrons, has lesser absorption probability of neutrons than ordinary water.
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Correct option: A
Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
Option A (Both Assertion and Reason are true and Reason is the correct explanation of Assertion) is correct because heavy water is preferred as a moderator due to its lower neutron absorption probability.
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