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Explain one physical process for releas...

Explain one physical process for release of electron from surface of a metal.

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R G PUBLICATION-DUAL NATURE OF RADIATION AND MATTER-EXERCISE
  1. What is the imporant proof of de-Broglie wave.

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  2. Prove that = h/sqrt(2mE).

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  3. Explain one physical process for release of electron from surface of ...

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  4. A cathod ray is operated 2500 V. What is the speed of elelctron?

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  5. How is the mass of an electron determined?

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  6. An electron of energy 150 eV describes circle in a energetic field of ...

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  7. Draw the variation cureve of photo current with collector plate potent...

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  8. The minimum energy required for the electron emission from the metal s...

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  9. Give the experimental study of photo electric effect. Draw the variati...

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  10. Establish Einestein's photoelectric equation.

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  11. What is wave nature of matter? What is the hypothesis forwarded by Lou...

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  12. A ball of mass 0.12 kg is moving with a speed 20 m/s. Calculate the de...

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  13. Describe Milikan's oil drop experiment to determine the charge of an e...

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  14. What are Cathod rays? How they are produced .

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  15. Discuss J.J. Thomoson's method for the determination of specific chage...

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  16. Give the experimental study of photo electric effect. Draw the variati...

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  17. What is photoelectric effect? Why is photo electric current proportion...

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  18. State laws of photoelectric emission. Establish Einesteins photoelectr...

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  19. Describe photoelectric cell and mention some of its important applicat...

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  20. Explain why wave theory can't explain photoelectric effect.

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