Home
Class 12
PHYSICS
When a hydrogen atom emits a photon in g...

When a hydrogen atom emits a photon in going from n=5 to n=1, its recoil speed is almost

A

`10^(-4) ms^(-1)`

B

`2xx10^(-2) ms^(-1)`

C

`4 ms ^(-1)`

D

`8 xx10^2 ms ^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • NTA NEET SET 43

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

  • NTA NEET SET 45

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

The recoil speed of a hydrogen atom after it emits a photon in going from n=5 , state to n=1 state is (in ms^(-1) )

The recoil speed of a hydrogen atom after it emits a photon is going form n=5 state to n =1 state is ….. m/s.

Whenever a hydrogen atom emits a photon in the Balmer series

The recoil speed of hydrogen atom after it emits a photon in going from n = 2 state to n = 1 state is nearly [Take R_(oo) = 1.1 xx 10^(7) m and h = 6.63 xx 10^(-34) J s]

Whenever a hydrogen atom emits a photon in the Balmer series .

Whenever a hydrogen atom emits photon in the Balmer series:

NTA MOCK TESTS-NTA NEET SET 44-PHYSICS
  1. A geostationary satellite is orbiting the earth at a height of 6R abov...

    Text Solution

    |

  2. A mass M is suspended from a light spring. An additional mass m added ...

    Text Solution

    |

  3. Two blocks each of mass m are connected with springs each of force con...

    Text Solution

    |

  4. A liquid can easily change its shape but a solid can not because

    Text Solution

    |

  5. The graph between the mass of liquid inside the capillary and radius o...

    Text Solution

    |

  6. For a sphere made out of a certain material, the moment of inertia of ...

    Text Solution

    |

  7. A projectile is fired with velocity v(0) at angle 60^(@) with horizont...

    Text Solution

    |

  8. A particle moving with a velocity (1^(th))/10 f that of light will cro...

    Text Solution

    |

  9. When a hydrogen atom emits a photon in going from n=5 to n=1, its reco...

    Text Solution

    |

  10. Consider the nuclear reaction X^(200)toA^(110)+B^(80)+10n^(1). If the ...

    Text Solution

    |

  11. When photons of energy hv are incident on the surface of photosensitiv...

    Text Solution

    |

  12. We wish to observe an object which is 2.5 Å in size. The minimum energ...

    Text Solution

    |

  13. Following circuit is equivalent to

    Text Solution

    |

  14. In a transistor

    Text Solution

    |

  15. Current through the ideal diode is

    Text Solution

    |

  16. The logic circuit shown below has the input waveforms ‘A’ and ‘B’ as s...

    Text Solution

    |

  17. A piece of glass is placed on a paper having letters of different colo...

    Text Solution

    |

  18. If the refracting angle of a prism is 60^@ and the minimum deviation i...

    Text Solution

    |

  19. In Davisson-Germer experiment, the correct relation between angle of d...

    Text Solution

    |

  20. The maximum intensity in young's double-slit experiment is I(0). Dist...

    Text Solution

    |