Calculate the value of the rate of radiation of energy when the surface area is 0.15 m², the
temperature is 650 K, and the emissivity is 0.90 . Note: Stefan-Boltzmann constant is
5.67 *10-4 W/m².K4
(A) 1366 W
(B) 1200 W
(C) 3000 W
(D) 300 W
Answers
Answered by
11
Answer:
but writes answer is 3000w
Answered by
4
Answer:
the correct answer is 1366W
since Q/t=αeAk^4 which comes 1366W after my calculation
here α= stefan constant
Explanation:
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