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A point source causes photoelectric effe...

A point source causes photoelectric effect from a small metal plate. Which of the following curves may represent the saturation photocurrent as a function of the distance between the source and the metal?

A

B

C

D

Text Solution

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The correct Answer is:
D
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MOTION-MODERN PHYSICS -1-EXERCISE-1
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  2. When a photon of light collides with a metal surface, number of electr...

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  3. A point source causes photoelectric effect from a small metal plate. W...

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  4. The maximum kinetic energy of photoelectrons emitted from a surface wh...

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  5. Let (nr) and (nb) be respectively the number of photons emitted by a r...

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  6. 10^(-3) W of 5000 Å light is directed on a photoelectric cell. If the ...

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  7. A point source of light is used in a photoelectric effect. If the sour...

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  8. Cut off potentials for a metal in photoelectric effect for light of wa...

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  9. Photons with energy 5 eV are incident on a cathode C in a photoelectri...

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  10. A proton and an electron are accelerated by same potential difference ...

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  11. An electron with initial kinetic energy of 100 eV is accelerated throu...

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  12. If h is Plank's constant. Find the momentum of a photon of wavelength ...

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  13. When a centimeter thick surface is illuminated with light of wavelengt...

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  14. Out of a photon and an electron, the equation E= pc, is valid for

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  15. If a photocell is illuminated with a radiation of 1240 A, then stoppin...

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  16. Silver has a work function of 4.7 eV. When ultraviolet light of wavele...

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  17. The kinetic energy of an electron is E when the incident wavelength is...

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  18. If lamda0 stands for mid-wavelength in the visible region, the de Brog...

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  19. Light of wavelength lamda strikes a photoelectric surface and electron...

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  20. The angular momentum of an electron in the hydrogen atom is (3h)/(2pi)...

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