What is the total power radiated in Watts for the power density \(w_r – McqOptions

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1.	What is the total power radiated in Watts for the power density \(w_r=\frac{4sin\theta}{3r^2}a_r W/m^2\)?
A.	4π2
B.	8π2/3
C.	4π2/3
D.	2π2/3
Answer» D. 2π2/3

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