Calculate the length of half wave dipole antenna at 3000 MHz.

\(\lambda\) = \(\frac{c}{\nu}\)

c = 3 x 10⁸ m/s ; \(\nu\) = 3000 MHz

$\lambda = \frac{c}{\nu} = \frac{3\times 10^8}{3\times 10^9} = 0.1 m$

$Length of half wave antenna = \frac{\lambda}{2} = 0.05m$