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Question 30536
JEE Physics · Hard

Center of Mass, Momentum and Collision: Momentum — Photon MCQ

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Momentum — PhotonHardQuestion 30536

Question

A photon of frequency f has momentum:
  1. A
    hf/c
    Correct
  2. B
    hf
  3. C
    hc/f
  4. D
    h/c

Correct answer

hf/c

Explanation

Photon energy E = hf. For a photon, E = pc → p = E/c = hf/c.

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