Home
Class 12
PHYSICS
Which of the follwing statements about p...

Which of the follwing statements about photon is incorrect ?

A

Photons exert no pressure.

B

Momentum of photon is `(hv)/(c )` .

C

Rest mass of photon is zero.

D

Energy of photon is hv.

Text Solution

Verified by Experts

The correct Answer is:
A
(a) : Photons move with velocity of light and have energy hv. Therefore, they also exert pressure.
Promotional Banner

Topper's Solved these Questions

  • DUAL NATURE OF RADIATION AND MATTER

    NCERT FINGERTIPS ENGLISH|Exercise WAVE NATURE OF MATTER|37 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    NCERT FINGERTIPS ENGLISH|Exercise DAVISSON AND GERMER EXPERIMENT|3 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    NCERT FINGERTIPS ENGLISH|Exercise EINSTEIN S PHOTOELECTRIC EQUATION : ENERGY QUANTUM OF RADIATION|23 Videos

  • CURRENT ELECTRICITY

    NCERT FINGERTIPS ENGLISH|Exercise Assertion And Reason|15 Videos

  • ELECTRIC CHARGES AND FIELDS

    NCERT FINGERTIPS ENGLISH|Exercise Assertion And Reason|15 Videos

Similar Questions

Explore conceptually related problems

Which of the following statement about neuron is incorrect ?

Which of the following statements about hydrogen is incorrect?

Which of the following statements about hydrogen is incorrect ?

Which of the following statements about hydrogen is incorrect?

Which of the following statement about GFC is incorrect ?

Which of the following statements about a compound is incorrect?

Which of the following statement about decompostion is incorrect ?

Which of the following statement about the hotspot is incorrect?

Which of the following statements about a compound is incorrect ?

Which of the following statements about the electron is incorrect?

NCERT FINGERTIPS ENGLISH-DUAL NATURE OF RADIATION AND MATTER -PARTICLE NATURE OF LIGHT : THE PHOTON
  1. Which of the following phenomena exhibits particle nature of light ?

    Text Solution

    |

  2. Which of the follwing statements about photon is incorrect ?

    Text Solution

    |

  3. In a photon-particle collision (sauch as photon-electron collision), w...

    Text Solution

    |

  4. The rest mass of the photon is

    Text Solution

    |

  5. n' photons of wavelength 'lamda' are absorbed by a black body of mass ...

    Text Solution

    |

  6. The linear momentum of a 3 MeV photon is

    Text Solution

    |

  7. The wavelength of light in the visible region is about 390 nm for viol...

    Text Solution

    |

  8. In the question number 48, the energy of photon in eV at the red of th...

    Text Solution

    |

  9. Monochromatic light of frequency 6xx10^(14)Hz is produced by a laser. ...

    Text Solution

    |

  10. A 100W sodium lamp radiates energy uniformly in all directions. The la...

    Text Solution

    |

  11. The energy flux of sunlight reaching the surface of the earth is 1.388...

    Text Solution

    |

  12. If h is Plank's constant. Find the momentum of a photon of wavelength ...

    Text Solution

    |

  13. A bulb lamp emits light of mean wavelength of 4500A. The lamp is rated...

    Text Solution

    |

  14. There are two sources of light, each emitting with a power of 100W. On...

    Text Solution

    |

  15. A monochromatic light of frequency 3xx10^(14)Hz is produced by a LASER...

    Text Solution

    |

  16. A source S(1) is producing 10^(15) photons per second of wavelength 50...

    Text Solution

    |

  17. Photons absorbed in matter are converted to heat. A source emitting n ...

    Text Solution

    |

  18. An X-ray tube produces a continuous spectrum of radiation with its sho...

    Text Solution

    |

  19. If m is the mass of an electron and c the speed of light, the ratio of...

    Text Solution

    |