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KCET2012PhysicsDual Nature of Matter

n photons of wavelength are absorbed by a black body of mass m . The momentum gained by the body is

Options

  1. Anh
  2. Bh m
  3. Cmnh
  4. Dn h m

Correct answer

A. nh

Step-by-step solution

Momentum gained ion absorption of on photon, p = h Total momentum gained = nh = nh

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