Home
Class 12
PHYSICS
Calculate the energy of a photon with mo...

Calculate the energy of a photon with momentum `3.3 xx 10^(-3)` kg m `s^(-1)`, given planks constant to be `6.6 xx 10^(-34)` Js.

A

`7.3 xx 10^4 J`

B

`9.9 xx 10 (-5) J`

C

`1.3 xx 10^5 J`

D

`8.1 xx 10^3 J`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • DISPERSION OF LIGHT

    MBD PUBLICATION|Exercise QUESTION BANK|111 Videos

  • ELECTOSTATIC POTENTIAL AND CAPACITANCE

    MBD PUBLICATION|Exercise QUESTION BANK|171 Videos

Similar Questions

Explore conceptually related problems

Calculate the energy of the photon of wave-length 4500A. Given h= 6.6xx10^(-34) J sec.

Calculate the energy of photon of radiations having v = frequency 5xx10^14 s^(-1) (Planck's constant = 3.9xx10^14 s^(-1) )

What is the energy in joule of a photon of light with wavelength 4.0xx10^3 nm ?

Calculate the energy of photon having frequency of 1.0xx10^15 sec^(-1) (Planck's of 1.0XX10^15 sec^(-1) )

MBD PUBLICATION-DUAL NATURE OF RADIATION AND MATTER-QUESTION BANK
  1. A particle is dropped from a height H. The de Broglie wavelength of th...

    Text Solution

    |

  2. Calculate the energy of a photon with momentum 3.3 xx 10^(-3) kg m s^(...

    Text Solution

    |

  3. A particle of mass 1 mg has the same wavelength as an electron moving ...

    Text Solution

    |

  4. The wavelength of a photon needed to remove a proton from a nucleus wh...

    Text Solution

    |

  5. Consider a metal exposed to light of wavelength 600 nm. The maximum en...

    Text Solution

    |

  6. What will be the number of photons emitted per second by a 10 w sodium...

    Text Solution

    |

  7. If the energy of photons corresponding to the wavelength of 6000 A^@ i...

    Text Solution

    |

  8. A ratio transmitter operates at a frequency 880 kHz and a power of 10 ...

    Text Solution

    |

  9. The photoelectric threshold of Tungsten is 2300 A^@. The energy of the...

    Text Solution

    |

  10. Ultraviolet radiation of 6.2 e V falls on an aluminium surface (work f...

    Text Solution

    |

  11. A proton, neutron an electron and an alpha particle have same energy. ...

    Text Solution

    |

  12. For a certain metal, v = 2v0 and the electrons come out with a maximum...

    Text Solution

    |

  13. The photoelectric threshold wavelength for a metal surface is 6600 A^@...

    Text Solution

    |

  14. The difference between kinetic energies of photoelectrons emitted from...

    Text Solution

    |

  15. The work function of a metallic surface is 5.01 e V. The photoelectron...

    Text Solution

    |

  16. The threshold wavelength for a metal having work function W0 is lambda...

    Text Solution

    |

  17. An electron and photon have same wave length. If E is the energy of ph...

    Text Solution

    |

  18. The wavelength of de Broglie wave associated with a thermal neutron of...

    Text Solution

    |

  19. If the mass of neutron = 1.7 xx 10^(-27) kg, then the de Broglie wavel...

    Text Solution

    |

  20. What should be the velocity of an electron so that its momentum becom...

    Text Solution

    |