Which of the following phenomena cannot be explained by the wave theory of light?

The momentum of a photon with energy $20 \, eV$ is

If the momentum of a photon is $p$,then its frequency is:

An $AIR$ station is broadcasting waves of wavelength $300 \ m$. If the radiating power of the transmitter is $10 \ kW$,then the number of photons radiated per second is:

$A$ photon in motion has a mass.

The particle having zero rest mass is