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If the momentum of a photon is p, then i...

If the momentum of a photon is p, then its frequency is

A

`(ph)/( c)`

B

`(pc)/(h)`

C

`(mh)/( c)`

D

`(mc)/(h)`

Text Solution

Verified by Experts

The correct Answer is:
B
`p=(E)/(c)=(hv)/(c)rArrv=(pc)/(h)`
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NARAYNA-DUAL NATURE OF RADIATION AND MATTER-EXERCISE - 1 (C.W)
  1. The momentum of a photon of energy will be

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  2. A photon in motion has a mass

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  3. If the momentum of a photon is p, then its frequency is

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  4. A particle of mass 5M at rest decays into two particle of masses 2 m a...

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  5. An electron and a photon have same wavelength of 10^(-9) m. If E is th...

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  6. A proton and an alpha-particle are accelerated through same potential ...

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  7. A particle with rest mass m0 is moving with velocity c. what is the d...

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  8. The velocity of a body of mass 10 gm is 2 xx 10^(4) ms^(-1). The value...

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  9. The ratio of wavelength of deutron and proton accelerated through the ...

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  10. The wavelenght of an electron of energy 10 keV will be

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  11. Through what potential difference should an electron be accelerated so...

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  12. Find the ratio of de Broglie wavelength of a proton and as alpha-parti...

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  13. Consider a hypothetical annihilation of a stationary electron with a s...

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  14. The de Broglie wavelength of an electron accelerated by an electric fi...

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  15. The de Broglie wavelenght associated with neutrons in thermal equilibr...

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  16. When an electron experiences a potential difference of 150 volt, the w...

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  17. For what kinetic energy of a neutron will the associated de broglie wa...

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  18. A particle is moving three times as fast as an electron. The ratio of ...

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  19. An X-ray tube is operated at 50 kV. The minimum wavelength produced is

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  20. Which of the following wavelength falls in X - ray region

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