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if-the-kinetic-energy-of-a-free-electron-doubles-its-de-broglie-wavelength-changes-by-1



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Q1.

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


  1. 2

  2. 12

  3. 2

  4. 12

Q2.
The de-Broglie wavelength of a free electron with kinetic energy E is λ. If the kinetic energy of the electron is doubled, the de-Broglie wavelength is:
  1. λ2
  2. λ2
  3. 2λ
  4. 2λ
Q3.
 If the kinetic energy of a free electron doubles, its de-Broglie wave length changes by the factor of
  1. 2
  2. 2
  3. 12
  4. 12
Q4.
If the KE of a free electron doubles then its de-Broglie wavelength changes by a factor

  1. 12
  2. 12
  3. 2
  4. 2
Q5.

Kinetic energy of a moving electron is doubled by applying a potential difference of  V. Its de Broglie wavelength changes by a factor of


  1. 2


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