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Express wavelength of matter wave as lam...

Express wavelength of matter wave as `lambda = h/sqrt(2mE_k)`

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BINA LIBRARY-DUAL NATURE OF MATTER AND RADIATION-EXERCISE
  1. Define the term Stopping potential with reference to photoelectric ...

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  2. Explain the functioning of a photo cell. Give its two uses.

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  3. Express wavelength of matter wave as lambda = h/sqrt(2mEk)

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  4. Derive the expression for de Broglie wavelength of an electron moving ...

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  5. Describe Davisson and Germer experiment to establish the wave nature o...

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  6. Which law in classical physics is used in Einstein's photoelectric equ...

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  7. Explain why radio waves can not produce photoelectrons from metals, wh...

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  8. Two metals X and Y have work functions 2eV and 5eV respectively. Which...

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  9. Which surface have more friction – rough or smooth ? Why ?

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  10. Give two examples where rolling friction is utilized

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  11. Why are de - Broglie waves associated with a moving football not visib...

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  12. An electron, alphaparticle and proton have the same kinetic energy .Wh...

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  13. An electron, alphaparticle and proton have the same de- Broglie wavele...

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  14. An electron, alphaparticle and proton have the same de- Broglie wavele...

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  15. An electron of mass m anc charge e initially at rest is accelerated by...

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  16. Name the two factors in which the magnitude of frictional force depend...

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  17. An electron and a proton are having same kinetic energy. Which of them...

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  18. A photon and an electron have the same de Broglie wavelength. Which ha...

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  19. Explain why rainbow is never seen on the surface of the moon.

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  20. The maximum kinetic energy of photoelectrons emitted from a surface wh...

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