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Select the correct option:...

Select the correct option:

A

With increase in intensity of incident light, photoelectric current decreases.

B

With increase in intensity of incident light, photoelectric current increases.

C

With increase in intensity of incident light, kinetic energy of emitted electrons increases.

D

WIth increase in intensity of incident light, kinetic energy of emitted electrons increases.

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The correct Answer is:
WIth increase in intensity of incident light, kinetic energy of emitted electrons decreases.
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PUNJAB BOARD PREVIOUS YEAR PAPERS-Particle Nature of Radiation-Exercise
  1. Define stopping potential.

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  2. Select the correct option: The mass of photon at rest is

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  3. Select the correct option:

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  4. If the intensity of incident radiataions on a metal is doubled, what h...

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  5. Charge on photon is equal to:

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  6. Write de-Brogile hypothesis for matter wave and find an expression for...

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  7. Write Einsteins's photoelectric equation.

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  8. What is the rest mass of a photon?

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  9. What is photoelectric effect?

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  10. What is photoelectric cell? Explain any one of the photoelectric cell.

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  11. What is photo electric cell? Gives its two applications.

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  12. What is photo electric cell? Gives its two applications.

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  13. It is easier to remove an electron from sodium than from copper, why? ...

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  14. Blue light can eject electrons from a photo sensitive surface while o...

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  15. Derive the relation for Einstein.s photoelectric equation in terms of ...

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  16. State the laws of photoelectric emission on the basis of Einstein's ph...

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  17. State Four laws of photoelectric emission.

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  18. Define stopping potential and threshold frequency in relation to photo...

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  19. What is photo electric cell? Gives its two applications.

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  20. What are photons? Give its two properties.

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