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Emission of electrons in photoelectric e...

Emission of electrons in photoelectric effect is possible, if

A

metal surface is highly polished

B

the incident light is of sufficiently high intensity

C

the light is incident at right angles to the surface

D

the incident light is of sufficiently low wavelength

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The correct Answer is:
D
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NARAYNA-DUAL NATURE-C.U.Q
  1. In a photoelectric experiment , the maximum velocity of photoelectric ...

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  2. The number of photoelectrons emitted for light of a frequency v (highe...

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  3. Emission of electrons in photoelectric effect is possible, if

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  4. When orange light falls on a photo sensitive surface the photocurrent ...

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  5. When the amplitude of the light wave incident on a photomental sheet i...

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  6. Which of the following is dependent on the intensity of incident radia...

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  7. According to Einstein's photoelectric equation , the graph between the...

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  8. Which one of the following is true in photoelectric emission

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  9. If the work function of a metal is 'phi' and the frequency of the inci...

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  10. Kinetic energy with which the electrons are emitted from the metal sur...

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  11. When ultraviolet radiation is incident on a surface, no photoelectrons...

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  12. The maximum kinetic energy of the emitted photoelectrons against frequ...

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  13. Einstein's photoelectric equation states that E(k)=hv-W, In this equat...

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  14. The function of photoelectric cell is

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  15. Photo electric effect can be explained only by assuming that light

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  16. When light falls on a photosensitive surface, electrons are emitted fr...

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  17. Photoelectric effect is described as the ejection of electrons from th...

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  18. Though quantum theory of light can explain a number of phenomena obser...

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  19. In the following diagram if V(2) gt V(1) then

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  20. When an X-ray photon collides with an electrons and bounces off, its n...

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