In photoelectric effect if the intensity of light is doubled then maximum kinetic energy of photoelectrons will become
Double
Half
Four time
No change
If a photon has velocity $c$ and frequency $\nu$, then which of following represents its wavelength
The momentum of a photon of energy $h\nu $ will be
Energy of photon whose frequency is ${10^{12}}MHz,$ will be
The frequency of a photon, having energy $100eV$ is$(h = 6.6\,{10^{ - 34}}\,J{\rm{ - }}sec)$