When a body has the same temperature as that of its surroundings :
It does not radiate heat
It radiates same quantity of heat as it receives from the surroundings
It radiates less quantity of heat as it receives from the surroundings
It radiates more quantity of heat as it receives from the surroundings.
A
It does not radiate heat
B
It radiates same quantity of heat as it receives from the surroundings
C
It radiates less quantity of heat as it receives from the surroundings
D
It radiates more quantity of heat as it receives from the surroundings.
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Solution
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Since the body has the same temperature as that of surrounding, it is in thermal equilibrium with the surroundings. So, there is no net exchange of heat. So, amount of heat radiated = amount of heat received from the surroundings.
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