What is the momentum of a photon of energy 3 × 10-19 J? [c = 3 × 10 – InterviewSolution

1.

What is the momentum of a photon of energy 3 × 10-19 J? [c = 3 × 108 m/s]

Answer»

Momentum of a photon = \(\cfrac EC\) = \(\cfrac{3\times10^{-19}}{3\times10^8}\)

= 10^-27 kg∙m/s .

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