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For the photoelectric effect, the maximu...

For the photoelectric effect, the maximum kinetic energy `E_(k)` of the emitted photoelectrons is plotted against the frequency  of the incident photons as shown in the figure. The slope of the curve gives

A

Charge of electron

B

Work function of metal

C

Planck's constant

D

Ratio of Planck constant and charge of electron

Text Solution

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The correct Answer is:
C
`E_(k) = hv - phi`
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ALLEN-SIMPLE HARMONIC MOTION-Exercise-01
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  2. The stopping potential necessary to reduce the phtoelectric current of...

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  4. The maximum energy of the electrons released in photocell is independe...

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  5. Photoelectric effect takes place in element A. Its work funcation is 2...

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

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  7. A photoelectric cell is illuminated by a point soures of light 1 m awa...

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  8. A photosensitive metallic surface has work function, h v(0). If photon...

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  9. The half life of radioactive radon is 3.8 days. The time at the end of...

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  10. In a photoemissive cell, with exiciting wavelength is changed to (33la...

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

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  12. 1.5 mW of 400 nm light is directed at a photoelectric cell. If 0.1% of...

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  13. K(1) be the maximum kinetic energy of photoelectrons emitted when meta...

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

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  15. White light consisting of wavelengths 380 nm le lambda le 750 nm is in...

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  17. Which of the following statements is wrong?

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  18. Two paricles have idential charges. If they are accelerated throgh ide...

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