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MHT CET202210 Aug 2022Evening ShiftPhysicsDual Nature of MatterActual

If the kinetic energy of a free electron doubles, its de-Broglie wavelength changes by a factor

Options

  1. A2
  2. B1 2
  3. C2
  4. D1 2

Correct answer

B. 1 2

Step-by-step solution

= h p = h 2(K) m Thus, when kinetic energy K is doubled, the wavelength is changes by a factor of 1 2 .

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