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If a proton and electron have the same d...

If a proton and electron have the same de-Broglie wavelength, then

A

momentum

B

angular momentum

C

energy

D

velocity

Text Solution

Verified by Experts

The correct Answer is:
A
As `p = h//lambda`, so electrons and photons having the same wavelength `lambda` will have the same momentum p.
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FULL MARKS-DUAL NATURE OF RADIATION AND MATTER-ADDITIONAL QUESTIONS -(MULTIPLE CHOICE QUESTIONS )
  1. Momentum of photon of wavelength lambda is

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  2. The momentum of a photon of energy 1 MeV is kg m/s will be

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  3. If a proton and electron have the same de-Broglie wavelength, then

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  4. Photoelectric effect can be explained by

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  5. Which of the following waves can produce photoelectric effect ?

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  6. Which light when falls on a metal will emit photoelectons ?

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  7. In photoelectric effect, the KE of electrons emitted from the metal su...

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  8. In photoelectric effect, electrons are ejected from metals, if the inc...

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  9. Number of ejected photoelectrons increases with increases

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  10. By photoelectric effect, Einstein proved

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  11. A photocell employs photoelectric effect to convert

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  12. When ultraviolet rays incident on metal plate there photoelectric effe...

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  13. The threshold frequency for photoelectric effect on sodiune correspond...

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  14. The photoelectric work function for a metal surface is 4.125 eV. The c...

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  15. Ultraviolet radiations of 6.2 eV falls on an aluminium surface. Kineti...

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  16. The de-Broglie wavelength of a tennis ball of mass 60g moving with a v...

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  17. The wavelength of de-Broglie wave is 3 mu m, then its momentum (h = 6....

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  18. What is de-Broglie wavelength of electron having energy 10 KeV ?

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  19. Which one of the following property does not support wave theory of li...

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  20. de-Broglie wavelength lambda associated with neutrons is related with ...

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