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The figrue shows the variation of photoc...

The figrue shows the variation of photocurrent with anode potential for a photo-sensitive surface for three differenct radiationslLet `I_a,I_b` and `I_cc` be the intensitite snd `f_a,f_b` and `f_c` be the frequencies for the curves a,b and c respectrively.
.

A

`f_a = f_b ` and `I_a =I_c`

B

`f_a=f_c` and `I_a=I_c`

C

`f_a= f_b` and `I_a=I_b`

D

`f_b=f_c` and `I_b=I_c`.

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MODERN PUBLICATION-UNIT TEST -07-EXERCISE
  1. Ultraviolet radiaiton of 6.2 eV falls on an aluminium surface(work fun...

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  2. When a monochromatic point source of light is at a distance of 0.2 m f...

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  3. The figrue shows the variation of photocurrent with anode potential fo...

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  4. The graph between 1 //lambda and stopping potential (V) of three metal...

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  5. The energy of a photon is equal to the kinetic energy of a proton.The...

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  6. A particle of mass M at rest decays into two particles of masses m1 an...

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  7. A beam of electrons is used in an Young's double slit experiment.The s...

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  8. Electrons with de-Broglie waveelngth lambda fall on the target in an X...

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  9. Electron volt is a unit of

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  10. When a proton is accelerated with IV potential difference, then its ki...

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  11. Unit of Planck constant is :

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  12. Which one of the following statements about photon is incorrect?

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  13. A photon behaves as if it had a mass equal to

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  14. The minimum light intensity that can be perceived by the eye is about ...

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  15. Photoelectrons are emitted,when

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  16. When ultraviolet rays are incident on a metal plate,the photoelectric ...

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  17. If the distance of 100 W lamp is increased from a photo cell,the satur...

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  18. A photocell is illuminated by a small bright source placed 1 m away .w...

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  19. Consider light of given intensity and frequency falling on a substance...

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  20. Einstein's photoelectric equation is expressed as

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