Assertion : If the temperature of a star is doubled then the rate of loss of heat from it becomes 16 times.Reason : Specific heat varies with temperature.
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a
If both assertion and reason are true and reason is a true explanation of assertion.
b
If both assertion and reason are true but reason is not the correct explanation of assertion
c
If assertion is true but reason is false.
d
If both assertion and reason are false.
answer is B.
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Detailed Solution
This is in accordance with the Stefan's law E is directly proportional to T4.