Energy conversion in a photoelectric cell takes place from
Chemical to electrical
Magnetic to electrical
Optical to electrical
Mechanical to electrical
If the energy of a photon is $10\,eV$, then its momentum is
Write equation of mass of photon.
The value of Planck's constant is
Which of the following statements is not correct?
Energy of a quanta of frequency ${10^{15}}Hz$ and $h = 6.6 \times {10^{ - 34}}J{\rm{ - }}\sec $ will be