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When stopping potential is applied in an...

When stopping potential is applied in an experiment on photoelectric effect, no photocurrent is observed. This means that

A

The emission of photo electrons is stopped

B

The photoelectrons are emitted but are reabsorbed by the emitter

C

The photoelectrons are accumulated near the collector

D

The photoelectrons are dispersed from the sides of the apparatus

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The correct Answer is:
B
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Knowledge Check

  • In photoelectric effect, stopping potential depends on

    A
    frequency of incident light
    B
    nature of the emitter material
    C
    intensity of incident light
    D
    both (a) and (b)
    • AAKASH SERIES-DUAL NATURE OF RADIATION AND MATTER-EXERCISE-I
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    2. If the frequency of incident light is tripled, the stopping potential ...

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    3. A nonmonochromatic light is used in an experiment on photoelectric eff...

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    4. Photoelectric effect supports quantum nature of light because

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    5. If the wave length of light in an experiment on photo electric effect ...

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    6. An infinitely long wire is kept along z-axis from z=- oo to z=oo, havi...

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    7. Assertion: The ferromagnetic substances do not obey Curie's law. Rea...

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    8. Blue light can eject photo electron from a photo sensitive surface whi...

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    9. Intensity of light incident on a photo sensitive surface is doubled. T...

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    10. Light of wavelengths lamda falls on a metal having work function (hc)...

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    11. When orange light falls on a photo sensitive surfaces the photo curren...

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    12. The cathode of a photoelectric cell is changed such that the work fun...

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    13. Stopping potential depends on planks constant (h), current (I), univer...

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    14. Assertion : Photoelectric current depends on the intensity of incident...

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    15. An electrochemical cell converts energy to energy.

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    16. Dendogram is based on

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    17. For the oxidation of ferric oxalate to CO(2), 18F of electricity is re...

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    18. Photo electric effect can be explained only by assuming that light A...

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    19. Consider the two following statements I and II, and identify the corre...

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    20. The number of electrons emitted by a surface exposed to light is direc...

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