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Thephotoelectric threshold wavelength of...

Thephotoelectric threshold wavelength of a certain metal is 3315 A.U. Its work function is....

A

`6xx10^-19 J`

B

`7.286xx10^-19 J`

C

`9xx10^-19 J`

D

`9.945xx10^-19J`

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CHETANA PUBLICATION-Dual Nature of Radiation and Matter-EXERCISE
  1. Photoelectric effect as explained by

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  2. The strength of photoelectric current depends upon

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  3. Thephotoelectric threshold wavelength of a certain metal is 3315 A.U. ...

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  4. Correct form of Einstein's photoelectricequation is

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  5. The threshold wavelength for photoemission from molybdenum is 2960over...

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  6. The equation E = pc is valid

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  7. If N(red) and N(Blue) are the numbers of photons emitted by respective...

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  8. The threshold wavelength of a metal is 1243 nm its work function will ...

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  9. In the graph of kinetic energy verses frequency, the intercept gives

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  10. When light of wavelength 4000overset@ A falls on photosensitive metal,...

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  11. The slope of frequency of incident light and stopping potential for a ...

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  12. Light of frequency 4nu0 is incident on the metal of the threshold fre...

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  13. If inside the photo cell instead of vaccum,an inert gas is filled, the...

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  14. Momentum of a photon of wavelength 500overset@ A is…..

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  15. Photoelectric cell is also called

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  16. Which of the following phenomena exhibits particle nature of light

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  17. Polychromatic (containing many different frequencies) radiation is use...

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  18. The fast moving electrons are emitted by subjecting the metal surface ...

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  19. Threshold frequency for photoelectric effect on sodium corresponds to ...

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  20. The photoelectric work function of the emitter of a photocell is 3.63e...

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