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lambda(e),lambda(p) and lambda(alpha) ar...

`lambda_(e),lambda_(p)` and `lambda_(alpha)` are the de-Broglie wavelength of electron, proton and `alpha` particle. If all the accelerated by same potential, then

A

`lambda_(e)lt lambda_(p)lt lambda_(alpha)`

B

`lambda_(e) lt lambda_(p) gt lambda_(alpha)`

C

`lambda_(e) gt lambda_(p) gt lambda_(alpha)`

D

`lambda_(e) = lambda_(p) gt lambda_(alpha)`

Text Solution

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The correct Answer is:
C
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CP SINGH-PHOTOELECTRIC EFFECT-EXERCISES
  1. A monochromatic light of wavelength lambda is incident on an isolated ...

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  2. Photoelectric effect experiments are performed using three different m...

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  3. The graph between 1//lambda and stopping potential (V) of three metals...

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  4. The figure shows a plot of photo current versus anode potential for a ...

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  5. Which of the following is correct regarding de-Broglie wavelength?

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  6. de-Broglie wavelength associated with an electron accelerated through ...

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  7. An electron of mass me and a proton of mass mp are accelerated through...

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  8. A proton and an electron are accelerated by the same potential differe...

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  9. In which of the following cases the heavier of the two particles has a...

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  10. If the kinetic energy of the particle is increased to 16 times its pre...

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  11. The de - Broglie wavelength of a neutron at 27 ^(@) C is lambda. What ...

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  12. lambda(e),lambda(p) and lambda(alpha) are the de-Broglie wavelength of...

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  13. When the mkomentum of a proton is changed by an amount p(0), the corre...

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  14. If an electron and a photon propagate in the form of waves having the...

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  15. What are matter waves? Show that de-Broglie wavelength associated with...

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  16. The time required in emitting photoelectrons is

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  17. In the Davisson and Germer experiment , the velocity of electrons emit...

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  18. When the energy of the incident radiation is increased by 20 % , kinet...

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  19. Light with an enargy flux of 25xx10^(4) Wm^(-2) falls on a perfectly r...

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  20. If the kinetic energy of the particle is increased to 16 times its pre...

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