MHT CET Physics question

Physics Thermal Properties of Matter MHT CET

A hot and a cold body are kept in vacuum separated from each other. Which of the following cause decrease in temperature of the hot body?

(A)RadiationCorrect
(B)Convection
(C)Conduction
(D)Temperature remains unchanged

Answer: (A)

Solution

Convection and conduction need a medium, which is absent in vacuum, so

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Question ID VK-062878