Home
Class 12
PHYSICS
An electron moves in a circular orbit wi...

An electron moves in a circular orbit with a uniform speed `v`.It produces a magnetic field `B` at the centre of the circle. The radius of the circle is proportional to

A

`B/v`

B

`v/R`

C

`sqrt(v/B)`

D

`sqrt(B/v)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • KINETIC THEORY OF GASES

    ERRORLESS |Exercise QUESTIONS|126 Videos

  • MAGNETISM

    ERRORLESS |Exercise Assertion & Reason|1 Videos

Similar Questions

Explore conceptually related problems

An electron moving in a circular orbit of radius R with frequency f . The magnetic field at the centre of the orbit is

A 2 muC charge moving around a circle with a frequency of 6.25xx10^(12) Hz produces a magnetic field 6.28 tesla at the centre of the circle. The radius of the circle is

A charge 'e' moves round a circle of radius 'r' with a uniform speed 'v' . The magnitude of the magnetic induction at the centre of the circle is

The magnetic field produced at the centre of circular coil is directly proportional to ______________.

The magnetic field produced at the centre of circular coil is directly proportional to ______________.

An electron moves in circular orbit of radius r with constant speed v.The force acting in it is

In a homogeneous magnetic field B there is an electron moving in a circular orbit with a speed v. Find the ratio of the magnetic field generated by the moving electron at the middle of the circle and the magnetic field making it revolve.

ERRORLESS -MAGNETIC EFFECT OF CURRENT-Exercise
  1. A very long straight wire carries a current I. At the instant when a c...

    Text Solution

    |

  2. The electron in the beam of a television tube move horizontally from s...

    Text Solution

    |

  3. An electron moves in a circular orbit with a uniform speed v.It produc...

    Text Solution

    |

  4. An electric field of 1500 V/m and a magnetic field of 0.40 Wb/m^(2) ac...

    Text Solution

    |

  5. An electron (mass =9.1xx10^(-31)kg, charge =1.6xx10^(-19)C) experience...

    Text Solution

    |

  6. An electron, moving in a uniform magnetic field of induction of intens...

    Text Solution

    |

  7. Two free paralell wires carrying currents in opposite direction

    Text Solution

    |

  8. A rectangular loop carrying a current i is situated near a long strai...

    Text Solution

    |

  9. A circular coil of radius 4 cm and of 20 turns carries a current of 3 ...

    Text Solution

    |

  10. A conducting circular loop of radiius r carries a constant current i. ...

    Text Solution

    |

  11. Two thin long parallel wires seperated by a distance 'b' are carrying...

    Text Solution

    |

  12. Currents of 10A, 2A are passed through two parallel wires A and B resp...

    Text Solution

    |

  13. Two streams of electrons are moving parallel to each other in the same...

    Text Solution

    |

  14. A straight wire carrying a cureent i(1) amp runs along the axis of a c...

    Text Solution

    |

  15. Two parallel wires are carrying electric currents of equal magnitude a...

    Text Solution

    |

  16. Two long and parallel wires are at a distance of 0.1m and a current of...

    Text Solution

    |

  17. Two straight parallel wires, both carrying 10 ampere in the same direc...

    Text Solution

    |

  18. A circular coil of radius 4 cm has 50 turns. In this coil a current of...

    Text Solution

    |

  19. 3 A of current is flowing in a linear conductor having a length of 40 ...

    Text Solution

    |

  20. The radius of a circular loop is r and a current i is flowing in it. T...

    Text Solution

    |