Home
Class 12
PHYSICS
A current of 2 ampere is flowing through...

A current of 2 ampere is flowing through a coil of radius 0.1 m and having 10 turns. The magnetic moment of the coil will be :

A

`20 A-m^(2)`

B

`2A-m^(2)`

C

`0.314 A-m^(2)`

D

`0.628 A-m^(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    MOTION|Exercise EXERCISE-4 (LEVEL-II)|13 Videos
  • ELECTRONICS - SEMI CONDUCTOR

    MOTION|Exercise EXERCISE - 3|29 Videos

Similar Questions

Explore conceptually related problems

A current of 2 ampere is passed in a coil of radius 0.5 m and number of turns 20.The magnetic moment of the coil is

A current of 2 amperes is flowing through a circular coil of radius 10 cm containing 100 turns. The magnetic flux density at the centre of the coil is

A current of "2" amperes is flowing through a circular coil of radius "10cm" containing 100 turns.The magnetic flux density at the centre of the coil is n *0.063 *10-2 wb/m2 .Find n ?

Magnetic field due to 0.1 A current flowing through a circular coil of radius 0.1 m and 1000 turns at the centre of the coil is

A 2A current is flowing through a circular coil of radius 10 cm containing 100 turns. Find the magnetic flux density at the centre of the coil.

Current is flowing in acoil of area A and number of turns N, then magnetic moment of the coil ,M is equal to

A current of 4A flows through a plane circular coil of radius 4cm having 20 turns. Calculate dipole of moment of the coil.

A current of 1 A passes through a circular coil of 120 turns, each of radius 50 cm. What is the magnetic moment of the coil?

MOTION-ELECTROMAGNETISM-Exercise
  1. A direct current is sent through a helical spring. The spring -

    Text Solution

    |

  2. Two long, thin wires distant a apart exert a force F on one another wh...

    Text Solution

    |

  3. A current of 2 ampere is flowing through a coil of radius 0.1 m and ha...

    Text Solution

    |

  4. The radius of a circular ring of wire is R and it carries a current of...

    Text Solution

    |

  5. The effective radius of a circular coil is R and number of turns is N....

    Text Solution

    |

  6. A conducting wire of length l is turned in the form of a circular coil...

    Text Solution

    |

  7. An electric current of I ampere is flowing in a long conductor CG as s...

    Text Solution

    |

  8. An electric current of I ampere is flowing in a long conductor CG as s...

    Text Solution

    |

  9. The total magnetic induction at point O due to curve portion and strai...

    Text Solution

    |

  10. A 6.28m long wire is turned into a coil of diameter 0.2m and a current...

    Text Solution

    |

  11. A proton, a deuteron and an alpha particle are accelerated through sam...

    Text Solution

    |

  12. A potential difference of 600 volts is applied across the plates of a ...

    Text Solution

    |

  13. A 5 MeV proton moves vertically downward through a magnetic field of i...

    Text Solution

    |

  14. An alpha-particle is describing a circle of radius 0.45 m in a field o...

    Text Solution

    |

  15. The magnetic force on segment PQ, due to a current of 5 amp. flowing i...

    Text Solution

    |

  16. A loop of flexible conducting wire of length 0.5 m lies in a magnetic ...

    Text Solution

    |

  17. A metal wire of mass m slides without friction on two horizontal rails...

    Text Solution

    |

  18. Two identical magnetic dipoles of magnetic moments 1*0Am^2 each are pl...

    Text Solution

    |

  19. Two short barmagnet of magnetic moments M1 and M2 are kept on X and Y ...

    Text Solution

    |

  20. A magnet of length 14 cm and magnetic moment mu is broken into two par...

    Text Solution

    |