Home
Class 12
PHYSICS
The speed of an electron in the orbit of...

The speed of an electron in the orbit of hydrogen atom in the ground state is

A

c

B

`c//2`

C

`c//10`

D

`c//137`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • NTA NEET SET 87

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

  • NTA NEET SET 89

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

The speed of an electron, in the orbit of a H-atom, in the ground state is

The speed of an electron in the 4^"th" orbit of hydrogen atom is

The speed of the electron in the 1st orbit of the hydrogen atom in the ground state is (c is the veloicty of light)

The ratio of the speed of an electron in the first orbit of hydrogen atom to that in the first orbit of He is

The angular speed of electron in the nth orbit of hydrogen atom is

If the speed of electron in the first bohr orbit of hydrogen atom is x then the speed of the electron in the third Bohr orbit of hydrogen is

If omega the speed of electron in the nth orbit hydrogen atom, then

If V_n is speed of an electron in nth orbit of a hydrogen atom then correct proportionality is

The value of 'n' of the highest excited state that an electron of hydrogen atom in the ground state can reach when 12.09eV energy is given to the hydrogen atom is.

NTA MOCK TESTS-NTA NEET SET 88-PHYSICS
  1. An electron with kinetic energy 10 eV is incident on a hydrogen atom i...

    Text Solution

    |

  2. The speed of an electron in the orbit of hydrogen atom in the ground s...

    Text Solution

    |

  3. A hollow hemisphere of mass 4m is placed as shown in figure . Two poin...

    Text Solution

    |

  4. A cart loaded with sand having total mass m(0)=1800kg moves on a str...

    Text Solution

    |

  5. A particle moves along a circle of radius r with constant tangential a...

    Text Solution

    |

  6. Two tangent galvanometers having coils of the same radius are connecte...

    Text Solution

    |

  7. Four resistence of 10 Omega, 60Omega,100Omegaand 200Omega, respectivel...

    Text Solution

    |

  8. A heater coil is cut into two equal parts and only one part is now use...

    Text Solution

    |

  9. Coulomb's law is valid for

    Text Solution

    |

  10. Two isolated metallic solid spheres of radii R and 2R are charged suc...

    Text Solution

    |

  11. In a potentiometer experiment the balancing length with a cell is 560 ...

    Text Solution

    |

  12. In a series LCR circuit, an alternating emf (V) and current (I) are g...

    Text Solution

    |

  13. The Value of g on the surface of earth is smallest at the equator beca...

    Text Solution

    |

  14. The distance of geostationary satellite from the centre of the earth (...

    Text Solution

    |

  15. One end of a copper rod of length 1.0 m and area of cross-section 10^...

    Text Solution

    |

  16. The pressure exerted by the gas on the walls of a container is measure...

    Text Solution

    |

  17. If the ratio of specific heat of a gas of constant pressure to that at...

    Text Solution

    |

  18. A jet plane having a wing-span of 25 m is travelling horizontally towa...

    Text Solution

    |

  19. A uniform current carrying ring of mass m and radius R is connected by...

    Text Solution

    |

  20. For a particle moving in a straight line, the displacement of the part...

    Text Solution

    |