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If Planck's constant is denoted by h and...

If Planck's constant is denoted by h and the charge by e, experiments on photoelectric effect allow the determination of

A

only h

B

only e

C

both h and e

D

only h / e

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The correct Answer is:
D
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CP SINGH-PHOTOELECTRIC EFFECT-EXERCISES
  1. The threshold frequency for certain metal is v0. When light of frequen...

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  2. In an experiment on photoelectric effect light of wavelength 400 nm is...

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  3. If Planck's constant is denoted by h and the charge by e, experiments ...

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  4. In order to increase the kinetic energy of ejected photoelectrons, the...

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  5. In photoelectric emission the number of electrons ejected per second i...

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  6. When monochromatic radiation of intensity I falls on a metal surface, ...

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  7. Light of frequeny 1.5 times the threshold frequency , imcident on a ph...

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  8. If the wavelength of light in an experiment on photoelectric effect is...

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  9. When ultraviolet radiation is incident on a surface, no photoelectrons...

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  10. A non-monochromatic light is used in an experiment on photoelectric ef...

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  11. When the intensity of a light source is increased

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  12. The photocurrent in an experiment on photoelectric effect increases if

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

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  14. A phot of energy h upsilon is absorbed by a free electron of a metal h...

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  15. Photoelectric effect supports quantum nature of light because (a) th...

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  16. If the frequency of light in a photoelectric experiment is doubled the...

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  17. Two identical metal plates show photoelectric effect by a light of wav...

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  18. The cathode of a photoelectric cell is changed such that the work func...

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  19. The frequency and intensity of a light source are both doubled. Consid...

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  20. The threshold wavelength for photoelectric emission from a material ...

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