If the momentum of a photon is \( p \), then its frequency is W)....

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If the momentum of a photon is \( p \), then its frequency
\( \mathrm{P} \)
is
W)
(1) \( \frac{p h}{c} \)
(2) \( \frac{p c}{h} \)
(3) \( \frac{m h}{c} \)
(4) \( \frac{m c}{h} \)


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