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In photoelectric effect...

In photoelectric effect

A

light energy is converted into the heat energy

B

light is converted into electric energy

C

light energy is converted into the sound energy

D

electric energy is converted into light energy

Text Solution

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The correct Answer is:
B
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NIKITA PUBLICATION-ELECTRONS AND PHOTONS -MCQs
  1. The photoelectric effect is based on the law of conservation of

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  2. Photoelectric effect was successfully explained first by

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  3. In photoelectric effect

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  4. The momentum of a photon of wavelength lambda is

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  5. The rest mass of a photon of wavelength lambda is

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  6. In photoelectric effect, the number of photoelectrons emitted is propo...

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  7. A metallic surface ejects electrons when hit by green light but none w...

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  8. Photoelectric effect supports quantum nature of light because :

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  9. The strength of the photoelectric current depends upon

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

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  11. The frequency and the intensity of a beam of light falling on the surf...

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  12. In photoelectric effect the slope of straight line graph between stopp...

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  13. In photoelectric effect , photocurrent

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  14. The photoelectron emitted from a metal surface are such that their vel...

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  15. By increasing the intensity of incident light on the surface of a meta...

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  16. When a given electromagnetic radiation illuminates the metal surface ,...

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  17. Photoelectrons are emitted by a metal surface only when

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  18. The electrons are emitted in a photoelectric effect from a metal surfa...

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  19. Photo electric effect is the phenomenon in which

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  20. In the photoelectric effect the velocity of the ejected electrons depe...

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