Home
Class 12
PHYSICS
If an electron is moving in the n^(th) o...

If an electron is moving in the `n^(th)` orbit of the hydrogen atom, then its velocity `(v_(n))` for the `n^(th)` orbit is given as `:`

A

`v_(n) prop (1)/( n^(2))`

B

`v_(n) prop n^(2)`

C

`v_(n) prop n `

D

`v_(n) prop (1)/( n )`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • JEE MAIN 2021

    JEE MAINS PREVIOUS YEAR|Exercise PHYSICS (SECTION B)|30 Videos

  • JEE MAIN 2021

    JEE MAINS PREVIOUS YEAR|Exercise PHYSICS SECTION A|60 Videos

  • JEE MAIN 2021

    JEE MAINS PREVIOUS YEAR|Exercise (SECTION - B)|10 Videos

  • JEE MAIN

    JEE MAINS PREVIOUS YEAR|Exercise All Questions|473 Videos

  • JEE MAIN 2022

    JEE MAINS PREVIOUS YEAR|Exercise Question|492 Videos

Similar Questions

Explore conceptually related problems

" Energy of the n^(th) orbit "-

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

For electron moving in n^(th) orbit of the atom , the angular velocity is proportional to:

For an electron moving in n^(th) orbit of H-atom the angular velocity is proportional to

The angular speed of the electron in the n^(th) Bohr orbit of the hydrogen atom is proportional to

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

The total energy of an electron in 4th orbit of hydrogen atom is

Consider an electron in the n^(th) orbit of a hydrogen atom in the Bohr model . The circumference of the orbit can be expressed in terms of the de Broglie wavelength lambda of the electron as :

JEE MAINS PREVIOUS YEAR-JEE MAIN 2021-PHYSICS (SECTION A)
  1. For an electromagnetic wave travelling in free space, the relation bet...

    Text Solution

    |

  2. A mass M hangs on a massless rod of length l which rotates at a consta...

    Text Solution

    |

  3. If an electron is moving in the n^(th) orbit of the hydrogen atom, the...

    Text Solution

    |

  4. Two identical metal wires of thermal conductivities K(1) and K(2) resp...

    Text Solution

    |

  5. A polyatomic ideal gas has 24 vibrational modes. What is the value of ...

    Text Solution

    |

  6. A car accelerates from rest at a constant rate alpha for some time, af...

    Text Solution

    |

  7. A particle excutes SHM, at what value of displacement are the kinetic ...

    Text Solution

    |

  8. A Carnot's engine working between 400K and 800 K has a work output of ...

    Text Solution

    |

  9. The vernier scale used for measurement has a positive zero error of 0....

    Text Solution

    |

  10. An AC current is given by I = I(1) sin omega t + I(2) cos omega t A h...

    Text Solution

    |

  11. Two ideal polyatomic gases at temperature T(1) and T(2) are mixed so t...

    Text Solution

    |

  12. A modern gran -prix racing car of masses m is travelling on a flat tra...

    Text Solution

    |

  13. The output of the given combination gates represents :

    Text Solution

    |

  14. The diameter of a plano convex lens is 6 cm and thickness at the centr...

    Text Solution

    |

  15. An electron of mass m and a photon have same energy E. The ratio of w...

    Text Solution

    |

  16. A current of 10 A exists in a wire of crossectional area of 5 m m^(2) ...

    Text Solution

    |

  17. When two soap bubbles of radii a and b ( b gt a ) coalesce, the radius...

    Text Solution

    |

  18. A solenoid of 1000 turns per metre has a core with relative permeabil...

    Text Solution

    |

  19. A triangular plate is shown. A force vec( F ) = 4 hat(i) - 3 hat(j) is...

    Text Solution

    |

  20. Which level of the single ionized carbon has the same energy as the gr...

    Text Solution

    |