Home
Class 12
PHYSICS
In Bohr's model if hydrogen atom, the el...

In Bohr's model if hydrogen atom, the electron circulates around nucleus in a path of radius `0.5overset@A` at a frequency of `6.8 xx 10^15 rev//s`. The magnetic field at the centre will be

A

13.7 T

B

1 T

C

13.7 gauss

D

13 gauss

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Magnetic Fields due to Electric Current

    CHETANA PUBLICATION|Exercise Exercise|96 Videos

  • Kinetic Theory of Gases and Radiation

    CHETANA PUBLICATION|Exercise Exercise|110 Videos

  • Magnetic Materials

    CHETANA PUBLICATION|Exercise EXERCISE|74 Videos

Similar Questions

Explore conceptually related problems

In the Bohr model of the hydrogen atom, the electron circuulates around the nucleus in a path of radius 5xx10^-11m at a frequency of 6.8xx10^15Hz . a. What value of magnetic field is set up at the centre of the orbit? b. What is the equivalent magnetic dipole moment?

An electron in an atom revolves around the nucleus in an orbit of radius 0.5 A and the frequency of revolution of electron is 1010 MHz. Then current is_______.

A helium nucleus makes a full rotation in a circle of radius 0.8 metre in two seconds. The value of the magnetic field B at the centre of the circle will be

In a hydrogen atom the electron revolves round the nucleus 6.8 xx 10^15 times per second in an orbit of radius 0.53 overset (@)(A) .Determine its equivalent magnetic moment.(e = 1.6 xx 10^-19 C )

The electron in a hydrogen atom circles around the positive nucleus with a speed of 2.18 xx 10^6 m//s in an orbit of radius 5.3 x 10^-11 m . Calculate the:- Magnetic field produced at the proton. Given e = 1.6 xx 10^-19 c , mu_0 = 471 xx 10^-7 Wb//Am

An electron in an atom revolves around the nucleus in an orbit of radius 0.53 overset (@)(A) .Calculate the equivalent magnetic moment, if the frequency of revolution of electron is 6.8 xx 10^9 MHz .

The electron in the hydrogen atom circles around the proton with a speed of 2.18 xx 10^(6)ms^(-1) in an orbit of radius 5.3 xx 10^(-11)m . What magnetic field does it produce at the proton ?

The electron in a hydrogen atom circles around the positive nucleus with a speed of 2.18 xx 10^6 m//s in an orbit of radius 5.3 x 10^-11 m . Calculate the:- equivalent current

A current of 0.1 A circulates around a coil of 100 turns and having a radius equal to 5 cm . The magnetic field set up at the centre of the coil is ( mu_(0)=4pixx10^(-7) weber/amper-metre)

An electron in an atom revolves arounnd the nucleusin an orbit of radius 0.5A^@.Calculate the equivalent magnetic moment, if the frequency of revolution of electron is 10^+10MHz .

CHETANA PUBLICATION-Magnetic Fields due to Electric Current-Exercise
  1. A force of 1.732 xx 10^-2 N acts on a particle of charge moving with a...

    Text Solution

    |

  2. The force acting on a particle of charge q moving in a uniform magnets...

    Text Solution

    |

  3. In Bohr's model if hydrogen atom, the electron circulates around nucle...

    Text Solution

    |

  4. Two circular coils are made of two identical wires of same length. If ...

    Text Solution

    |

  5. A circular coil having 50 turns each of radius 0.05 m carries a curren...

    Text Solution

    |

  6. The ratio of magnetic induction at a point along the axis of a circula...

    Text Solution

    |

  7. A square coil of side 10 cm consists of 20 turns and carries 12 A. The...

    Text Solution

    |

  8. Two long and straight conductors, placed parallel to each other are se...

    Text Solution

    |

  9. The magnetic moment of a square coil having 5 turns, each side measuri...

    Text Solution

    |

  10. A long straight wire carries a current of 50 A. An electron moving at ...

    Text Solution

    |

  11. The magnetic induction at a point on the axis of a circular current ca...

    Text Solution

    |

  12. Choose the correct option:- Cyclotron cannot accelerate

    Text Solution

    |

  13. Choose the correct option:- The magnetic field at a distance 'r' from ...

    Text Solution

    |

  14. Choose the correct option:- Ampere's law is analogous to

    Text Solution

    |

  15. Choose the correct option:- The magnetic field at point O is

    Text Solution

    |

  16. What do you mean by resonance condition in cyclotron?

    Text Solution

    |

  17. State the principle of moving coil Galvanometer?

    Text Solution

    |

  18. What will be the force on a closed circuit on a magnetic field B ?

    Text Solution

    |

  19. Explain the helical motion of a charged particle is a magnetic field b...

    Text Solution

    |

  20. Derive cyclotron formula.

    Text Solution

    |