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When an electro-magnetic radiation is in...

When an electro-magnetic radiation is incident on the surface of metal, maximum kinetic energy of photoelectron depends on-

A

Frequency of radiation

B

Intensity of radiation

C

Both the frequency and intensity

D

Polarization of radiation

Text Solution

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The correct Answer is:
A
`KE_("max") = hv - phi`
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ALLEN -SIMPLE HARMONIC MOTION-Exercise-01
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  2. Photo electric effect is the phenomenon in which

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  3. When an electro-magnetic radiation is incident on the surface of metal...

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  4. Which one of the following is true in photoelectric emission

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  5. The maximum kinetic energy of photoelectrons emitted from a surface w...

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  6. Light of two different frequencies whose photons have energies 1eV and...

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  7. The work functions of tungsten and sodium are 5.06 eV and 2.53 eV res...

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  8. The stopping potential necessary to reduce the photoelectric current o...

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  9. For the photoelectric effect, the maximum kinetic energy E(k) of the e...

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  10. Maximum kinetic energy of photoelectron emitted is independent of ……

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  11. Photoelectric effect takes place in element A. Its work function is 2....

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  12. A certain metallic surface is illuminated with monochromatic light of ...

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  13. A photoelectric cell is illuminated by a point source of light 1m away...

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  14. A photosensitive metallic surface has work funtion hv(0). If photons o...

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  15. The half life of radioactive Radon is 3.8 days . The time at the end o...

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  16. Radiation of wavelength lambda is incident on a photocell.The fastest ...

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  17. An impluse laser may be treaed as a source of phtons that are emitted ...

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  18. 1.5 mW of 400 nm light is directed at a photoelectric cell. If 0.1% of...

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  19. Let K(1) be the maximum kinetic energy of photoelectrons emitted by a ...

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  20. In a photoelectric emission, electrons are ejected from metals X and Y...

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