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When a beam of 10.6 eV photos of intensi...

When a beam of 10.6 eV photos of intensity `2 W m^(-2)` falls on a platinum surface of area `10^(-4) m^2` and work function `5.6 eV,0.53%` of the incient photos eject photoelectrons.Find the number of photoelectrons emitted per second and their minimum and maximum energies (in eV).Take` 1 eV= 1.6 xx 10^(-19) J.`

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MODERN PUBLICATION-Particle Nature of Radiation-EXERCISE
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  2. What is photoelectric effect? State it laws?

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  3. What is photoelectric effect? State it laws?

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  4. State the four laws of photoelectric emission.

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  5. Explain the effect of increase of intensity of incident radiation on p...

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  6. With refrernece to the photoelectric effect,define the terms 'work fun...

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  7. With refrernece to the photoelectric effect,define the terms 'work fun...

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  8. What is phtotelecric effect?Explain the effect of increase of frequen...

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  9. What is phtotelecric effect?Explain the effect of increase of intensi...

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  10. Explain 'stopping potential' and 'threshold frequency' in photoelectri...

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  11. Plot a graph showing the variation of photoelectric current with anode...

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  12. Does the stopping potential in photoelectric emissiondepend upon the i...

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  13. Does the stopping potential in photoelectric emissiondepend upon the f...

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  14. In a plot of photoelectric current versus anode potential how does The...

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  15. In a plot of photoelectric current versus anode potential how does the...

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  16. In a plot of photoelectric current versus anode potential how does pho...

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  17. Define the term threshold frequency and stopping potential in relation...

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  18. Define the term threshold frequency and stopping potential in relation...

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  19. State the dependence of work function on kinetic energy of electrons e...

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  20. Explain 'stopping potential' and 'threshold frequency' in photoelectri...

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  21. Explain briefly, how classical theory could not explain the phenomenon...

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