1.

The electromagnetic energy emitted by a perfect radiator corresponding to a temperature T and surface area A is?

A. AσT4Δt, in unit time Δt
B. AeσT4Δt, in unit time Δtc) Ae4
C. Ae4 c) AeσT4
D. AσT4
Answer» B. AeσT4Δt, in unit time Δtc) Ae4


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