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The photo electrons emitted from the sur...

The photo electrons emitted from the surface of sodium metal are

A

Of speeds from 0 to a certain maximum

B

Of same de Broglie wavelenght

C

Of same kinetic energy

D

Of same frequency

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The correct Answer is:
A
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NARAYNA-DUAL NATURE OF RADIATION AND MATTER-C. U. Q
  1. The process of photo electric emission depends on

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

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

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  4. The necessary condition for photo electric emission is

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  5. At stopping potential, the photo electric current becomes

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  6. In photoelectric effect, stopping potential depends on

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  7. Work function is the energy required

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  8. Threshold wavelenght depends on

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  9. If the work function of a mental is phi(0) then its threshold waveleng...

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

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

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

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  13. A milliammeter in the circuit of a photocell measures

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

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  15. The stopping potential of the photocell is independent of

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

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  17. Three metals have work function in the ratio 2:3:4 Graphs are drawn fo...

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  18. Which conservation law is obeyed in Einstein's photo electric equation...

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  19. In photo electric effect, the photo electric current

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  20. The photoelectric current can be increased by

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