Electromagnetic Field Theory - Engineering

Q1:

Consider isotropic radiator radiating a power of 1 watt. At a distance of 1 metre, the power per unit area with equal

A 1 watt/m2

B
4p watt/m2

C
1/4p watt/m2

D
2p watt/m2

ANS:C -

1/4p watt/m2

No answer description is available.