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Light of wavleength 5,000 overset @A fal...

Light of wavleength `5,000 overset @A` falls on a photo sensitive plate with photoelectric work function f 1.9 eV.The kinetic energy of phtotoelectrons emitted will be

A

1.16 eV

B

2.38 eV

C

0.58 eV

D

2.98 eV

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MODERN PUBLICATION-UNIT TEST -07-EXERCISE
  1. When light of wavelength 300 nm falls on a photoelectric emitter,photo...

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  2. According to Einstein's photoelectric equation, the graph between kine...

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  3. Light of wavleength 5,000 overset @A falls on a photo sensitive plate ...

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  4. The strength of transverse magnetic field required to bend all photoel...

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  5. The momentum of a photon of wavleengh 5,000 overset @A will be

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  6. What is the de-Brogile wavelength of 1 kg mass moving with a velocity ...

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  7. The wavelength of a particle having movement of 2 xx 10^(-28) kg m s^(...

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  8. If the momentum fo particle is doubled,then its de-|B|roglie wavelengt...

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  9. The de-Broglie waelength of an electron of energy 600 eV is

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  10. If we consider electrons and photons of same wave length, then they w...

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  11. A radio transmiter operaties at a frequency of 880 kHz and a power of ...

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  12. Photoelecttric effect supports the qunatum nature of light,becuse

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  13. the strength of photoelectric curent depends upon

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  14. The work function of a substance is 4.0 eV.The longest wavelength of i...

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  15. The maximum kinetic energy of phtoelectrons emitted from a surface,whe...

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  16. The threshold wavelength for photoelectric effect for a material is 52...

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  17. A photo-sensitive material would emit elecrons.if excited by photons b...

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  18. Photoelectrons are being obtained by irradiating zinc by a radiation o...

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  19. Ultraviolet radiaiton of 6.2 eV falls on an aluminium surface(work fun...

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  20. When a monochromatic point source of light is at a distance of 0.2 m f...

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