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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

(a)Charge of electron

B

(b)Work function of metal

C

(c)Planck's constant

D

(d)Ratio of Planck constant and charge of electron

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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 photoelectric current o...

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

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

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  5. Photoelectric effect takes place in element A. Its work function 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 source of light 1m away...

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

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

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

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

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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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  16. The de Broglie waves are associated with moving particles. These parti...

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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 sam...

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