For an isotropic antenna, the average power Pav can be expressed in – McqOptions

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1.	For an isotropic antenna, the average power Pav can be expressed in terms of radiated power Pr as ____
A.	Pav=Pr/4π
B.	Pav=Pr/2πr2
C.	Pav=Pr/2π
D.	Pav=Pr/4πr2
Answer» E.

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