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When photons of energy h v fall on an al...

When photons of energy h v fall on an aluminium plate (of work function `omega_0`),photoelectrons of maximum kinetic energy K are jeected.If the freuency of radiation is doubled ,the maximum kinetic energy of the jeected photoelectron will be

A

K + h v

B

`K + omega_0`

C

2 K

D

K

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MODERN PUBLICATION-UNIT TEST -07-EXERCISE
  1. The cathode of a photoelectric cell is hanged,such that the work func...

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  2. Einstien's work on photoelectric effect given support to:

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  3. When photons of energy h v fall on an aluminium plate (of work functio...

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  4. The work function of a surface of a phototsensitve materil is 6.2 eV.T...

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  5. Light of wavleength 5,000 overset @A falls on a photo sensitive plate ...

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  6. Photoelectric work function of a metal is 1 eV.Light of wavelength l...

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  7. The figure shows a plot of photocurrent versus anode potential for a p...

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

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

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  10. In a photoemmisive cell,with exciting waelength lambda,the fastest ele...

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  11. A photosensitive metallic surface has work function hv0.If photons of ...

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  12. A photocell employs photoelectric effect to convert

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  13. A particle of mass 1 mg has the same wavelength as an electron moving ...

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  14. The kinetic energy of an electron,which is accelerated to the potentia...

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  15. The mass of an electron is m, charge is e and it is accelerated form r...

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  16. The minimum wavelength of the X-rays produced by elecrons accelerated ...

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  17. The de-Broglie wave corresponding to a particle of mass m and velocity...

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  18. If particles are moving with same velocity,then maximum de-Broglie wav...

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  19. If we consider electrons and photons of same wave length, then they w...

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  20. The momentum of a photon of energy 1 M eV(in kg m s^(-1)) will be

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