Which of the following is the correct expression for energy radiated b – McqOptions

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1.	Which of the following is the correct expression for energy radiated by a body (Assume to be emissivity, A to be surface area, T to be temperature, f to be geometric factor)
A.	E = (1/f) AT<sup>4</sup>
B.	E = f AT<sup>4</sup>
C.	E = (1/f) AT<sup>2</sup>
D.	E = f AT<sup>2</sup>
Answer» C. E = (1/f) AT<sup>2</sup>

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