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Explain why radio waves can not produce ...

Explain why radio waves can not produce photoelectrons from metals, while ultraviolet rays can.

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BINA LIBRARY-DUAL NATURE OF MATTER AND RADIATION-EXERCISE
  1. Describe Davisson and Germer experiment to establish the wave nature o...

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

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

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

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

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  6. Give two examples where rolling friction is utilized

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

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

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

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

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

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

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

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

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

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

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  17. Define lens.

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  18. The work function of caesium is 2.14 eV . Find Threshold frequency fo...

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  19. The work function of caesium is 2.14 eV . Find The wavelength of inci...

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  20. For what kinetic energy of a neutron will the associated de - Broglie ...

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