The radiating power of a linear antenna of length `l` for a wave of wavelength `lambda` is proportional to

Options

A. `(l)/( lambda)`
B. `(l^2)/( lambda^2)`
C. `(l)/( lambda^2)`
D. `(l)/( sqrt( lambda))`

Answer

B

Explanation

Power radiated by antenna `prop ((l)/(lambda))^(2) prop (l^2)/(lambda^2)`