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NEET2006PhysicsDual Nature of MatterActual

The momentum of a photon of energy 1 MeV in kg m / s will be:

Options

  1. A5 10⁻²²
  2. B0.33 10^6
  3. C7 10⁻²⁴
  4. D10⁻²²

Correct answer

A. 5 10⁻²²

Step-by-step solution

Energy of photon E=1 MeV Momentum of photon P= E C aligned P & = E C = 1 10^6 1.6 10⁻¹⁹ 3 10^8 & =5 10⁻²² ~kg ~m / s aligned

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