Q. If the momentum of a photon is $p,$ then its frequency is Where $m$ is the rest mass of the photon
A) $\frac{ph}{c}$
B) $\frac{pc}{h}$
C) $\frac{mh}{c}$
D) $\frac{mc}{h}$
Explanation
(b) $p = \frac{E}{c} = \frac{hv}{c} \Rightarrow v = \frac{pc}{h}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.