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The work function of a metal...

The work function of a metal

A

is different for different metals

B

is the same for all the metals

C

depends on the frequency of the light

D

depends on the intensity of the incident light

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The correct Answer is:
A
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NARAYNA-DUAL NATURE-C.U.Q
  1. Light of wavelength lambda falls on a metal having work function hc/l...

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

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  3. The work function of a metal

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  4. The process of photo electric emission depends on

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  5. The threshold wavelength of lithium is 8000 A^(0) When light of a wave...

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  6. The correct curve between the stopping potential (V) and intensity of ...

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  7. The photo electrons emitted from the surface of sodium metal are

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  8. The necessary condition for photo electric emission is

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  9. At stopping potential, the photo electric current becomes

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  10. The stopping potential (V(0))

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  11. Work function is the energy required

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  12. Threshold wavelenght depends on

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  13. If the work function of a mental is then its threshold wavelenght will...

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  14. The work function of a mental is X eV when light of energy 2X eV is ma...

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  15. If the distance of 100 Watt lamp is increased from a photocell, the sa...

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  16. a source of light in placed at a distance 4m from a photocell and the...

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  17. A milliammeter in the circuit of a photocell measures

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  18. The Einstein photoelectric equation is based upon the conservation of

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  19. The stopping potential of the photocell is independent of

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  20. The maximum energy of emitted photo electrons is measured by

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