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If the wavelength of light in an experim...

If the wavelength of light in an experiment on photo electric effect is doubled,

A

The photoelectrons emission will not take place.

B

the photoemission may or may not take place

C

The stopping potential will increases

D

the stopping potential will decrease under the condition that energy of photon of doubled. Wavelength is more than work function of metal.

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PHYSICS GALAXY - ASHISH ARORA-PHOTOELECTRIC EFFECT AND MATTER WAVES-Advance MCQ
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  2. Two photocathodes are illuminated by the light emitted by a single sou...

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

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  4. The momentum of a single photon of red light of fequency 400 xx 10^(12...

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  5. When a monochromatic point source of light is at a distance of 0.2 m...

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  6. In a photoelectric experiment, the collector plate is at 2.0 V with re...

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  7. A small mirror of area A and mass m is suspended in a vertical plane b...

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  8. When photons of energy 4.25 eV strike the surface of metal A, the ejec...

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  9. In photoelectric effect, stopping potential depends on

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  10. Thefigure shows the results of an experiment involving photoelectric e...

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  11. the photoelectric effect can not be explained by the wave theory of li...

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

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  13. In a phtoelectron effect energy of photon is directly proportional to ...

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  14. Suppose frequency of emitted photon is f(0) when the electron of a sta...

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  15. A small miror is suspended by a thread as shownin figure 2.35. A short...

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  16. When monochromatic light falls on a photosensitive material, the numbe...

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  17. Mark the correct statement(s) related to the stopping potential differ...

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  18. If the wavelength of light in an experiment on photo electric effect i...

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  19. Photoelectric effect supports quantum nature of light because

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  20. Photons of energy 5eV are incident on the cathode. Electrons reaching ...

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