A photon of `1.7 xx 10^(-13) joules` is absorbed by a material under special circumstances. The correct statement is

Find the number of photons of radiation of frequancy 5xx10^(13)s^(-1) that must be absorbed in order to melt one g ice when the latent heat of fusion of ice is 330J//s .

Find the number of photons of radiation of frequancy 5xx10^(13)s^(-1) that must be absorbed in order to melt one g ice when the latent heat of fusion of ice is 330J//s .

Find the number of photons of radiation of frequancy 5xx10^(13)s^(-1) that must be absorbed in order to melt one g ice when the latent heat of fusion of ice is 330J//s .

A photon of wavelength 4 xx 10^(-7)m strikes on metal surface, The work function of the metal is 2.13eV . The velocity of the photo electron is

A photon of wavelength 4 xx 10^(-7)m strikes on metal surface, The work function of the metal is 2.13eV . The velocity of the photo electron is

A proton of mass 1.6 xx 10^(-27)kg goes round in a circular orbit of radius 0.10 m under a centripetal force of 4 xx 10^(-13) N . then the frequency of revolution of the proton is about

A proton of mass 1.6 xx 10^(-27)kg goes round in a circular orbit of radius 0.10 m under a centripetal force of 4 xx 10^(-13) N . then the frequency of revolution of the proton is about