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If the frequency of light in a photoelec...

If the frequency of light in a photoelectric experiment is doubled the stopping potential will

A

be doubled

B

be halved

C

become more than double

D

become less than double

Text Solution

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The correct Answer is:
C
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MOTION-PHOTOELECTRIC EFFECT -EXERCISE-1 (OBJECTIVE QUESTIONS)
  1. The KE of the photoelectrons is E when the incident wavelength is (lam...

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  2. The threshold wavelength of tungsten is 2300 Å. If ultra voile...

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  3. If the frequency of light in a photoelectric experiment is doubled the...

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  4. The stopping potential for photo electrons does not depend on

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  5. The work function for the surface of aluminium is 4.2 eV. What will be...

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  6. Light of wavelength 3320 Å incidents on metal surface (work fun...

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  7. Using light of wavelength 6000 Å stopping potential is obtained ...

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  8. When light source is placed at 1 m distant from photo electric...

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  9. In the given diagram if V represent the stopping potential and...

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  10. Photoelectric current as a function of voltage V for different ...

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  11. In the following figure the curves have been drawn between the...

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  12. When monochromatic light of wavelength lambda illuminates a metal surf...

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  13. If the wavelength of incident light decrease from lamda 1 ...

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  14. The retarding potential for having zero photo - electron current

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  15. In photoelectric effect work function of any metal is 2.5 eV. ...

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  16. When ultraviolet light of wavelength 100 nm is incident upon silver pl...

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  17. Slope of V(0) vs v curve is (where V(0)= Stopping potential, v=subject...

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  18. Figure represents the graph of photo current I versus applied ...

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  19. The graph between the energy of photoelectrons E and the wav...

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  20. In the diagram, graph are drawn between stopping potential ...

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