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Which one of the following graphs repres...

Which one of the following graphs represents the variation of maximum kinetic energy `(E_K)` of the emitted electrons with frequency u in photoelectric effect correctly ?

A

B

C

D

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The correct Answer is:
D
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DISHA PUBLICATION-DUAL NATURE OF RADIATION AND MATTER-EXERCISE -1 : CONCEPT BUILDER
  1. A small photocell is placed at a distance of 4 m from a photosensitive...

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  2. In a photoelectric effect experiment, for radiation with frequency v0 ...

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  3. Which one of the following graphs represents the variation of maximum ...

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  4. A source of light is placed at a distance of 50 cm from a photocell an...

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  5. The stopping potential (V(0)) versus frequency (v) plot of a substance...

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  6. The work functions of metals A and B are in the ratio 1 : 2. If light ...

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  7. When a metal surface is illuminated by light wavelengths 400 nm and 25...

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  8. In a photoelectric experiment, with light of wavelength lamda , the fa...

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  9. Two identical photocathodes receive light of frequencies f1 and f2. If...

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  10. In a photoelectric effect measurement, the stoppingg potential for a g...

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  11. A photo cell is illuminated by a small bright source placed 1m away Wh...

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  12. For intensity I of a light of wavelength 5000 Å the photoelectron satu...

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  13. The maximum velocity of the photoelectrons emitted from the surface is...

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  14. In an experiment on photoelectric effect, a student plots stopping pot...

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  15. A point source causes photoelectric effect from a small metal plate. W...

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  16. In a photoelectric experiment, the wavelength of the incident light is...

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  17. When a point light source, of power W, emitting monochromatic light of...

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  18. Find the number of photons emitted per second by a 25 W source of mono...

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  19. X-rays are

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  20. The ratio of the energy of an X - ray photon of wavelength 1 Å to that...

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