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MHT CET Physics question

PhysicsThermal Properties of MatterMHT CET

A body of surface area 5 cm² and temperature 727° C, emits 300 Joules of energy per minute Its emissivity will be

Answer: (A)

Solution

W and AT^4)10^{-8}10^{-4}1000^4)$

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Question ID VK-062935