The surface of a household radiator has an emissivity of 0.55 and an area of . Its equilibrium temperature is and the surroundings are at ). Column-IColumn-II(A)Rate at which radiation is emitted by the radiator is(I)155(B)Rate at which radiation is absorbed by the radiator is(II)509(C)Net value of radiation from the radiator is(III)354

The surface of a household radiator has an emissivity of 0.…

Physics Thermometry, Thermal Expansion and Calorimetry Matching Type Question MCQ (Single Correct)

The surface of a household radiator has an emissivity of 0.55 and an area of . Its equilibrium temperature is and the surroundings are at ).

Column-I	Column-II
(A)	Rate at which radiation is emitted by the radiator is	(I)	155
(B)	Rate at which radiation is absorbed by the radiator is	(II)	509
(C)	Net value of radiation from the radiator is	(III)	354

-(II) -(I) -(II) -(I)

-(III) -(III) -(I) -(II)

-(I) -(II) -(III) -(III)

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Rate at which heat is radiated from the body

Rate at which heat radiation is absorbed by the body

Rate at which net radiation is emitted by the body

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