1.

A broadside array operating at 100 cm wavelength consist of 4 half wave dipoles spaced 50 cm apart.Each element carries radio frequency current in the same phase and of magnitude 0.5 A. The radiated power will be _______ if the radiation resistance is 146 ohm.

A. 146 W
B. 73 W
C. 36.5 W
D. 18.25 W
Answer» C. 36.5 W


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