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Two metals X and Y have work functions 2...

Two metals X and Y have work functions 2eV and 5eV respectively. Which metal will emit electrons, when irradiated with light of wavelength 400m, and why?

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PUNJAB BOARD PREVIOUS YEAR PAPERS-Particle Nature of Radiation-Exercise
  1. Two metals X and Y have work functions 2eV and 5eV respectively. Which...

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  2. Calculate the work function of a metal in eV, if its thresold waveleng...

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  3. Visible light cannot eject photoelectrons from copper surface, whose w...

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  4. Find the energy of each of photon which correspond to light of frequen...

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  5. Find the number of photon emitted per minute by 60 what lamp of monoch...

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  6. A metal has thresold wavelength at 6400 overset @A. Calculate thtesold...

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  7. A metal has thresold wavelength at 6400 overset @A. Calculate work fun...

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  8. Light of wavelength 500 nm falls on a metal whose work function is 1.9...

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  9. Light of wavelength 500 nm falls on a metal whose work function is 1.9...

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  10. Calculate the frequency associated with a photon of energy 3.3 xx 10^(...

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  11. Calculate the photon energy in electron- volt for radiation of wavelen...

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  12. Calculate the momentum of a photon of green light its frequency v=6 xx...

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  13. A metal has work function 5eV. Will this metal emit electrons, when li...

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  14. Work function of Na is 2.75 eV. DOes sodium show photoelectric emissio...

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  15. The work function of a certain metal is 4.2 eV. Will this metal give p...

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  16. A metal has a thresold wavelength of 6000 overset@A Calculte:Threso...

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  17. The thresold frequency for a certain metal is 3.3 xx 10^(14) Hz (Hertz...

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  18. Calculate the wavelength of a photon of energy 10^(10) eV (electron vo...

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  19. Calculate the momentum of photon. Frequency associated with the photon...

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  20. Work function of a photosensitive metal is 1.875 eV. Calculate the wav...

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