Home
Class 12
PHYSICS
A 100 turns coil shown in figure carries...

A 100 turns coil shown in figure carries a current of 2 amp in a magnetic field `B=0.2 Wb//m^(2)`. The torque acting on the coil is

A

0.32 Nm tending to rotate the side AD out of the page

B

0.32 Nm tending to rotate the side AD into the page

C

0.0032 Nm tending to rotate the side AD out of the page

D

0.0032 Nm tending to rotate the side AB into the page

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

A moving coil galvanometer has N numbr of turns in a coil of effective area A , it carries a current I . The magnetic field B is radial. The torque acting on the coil is

A circular coil of 0.2 m diameter has 100 turns and carries a current of 0.1 ampere. The intensity of magnetic field at the centre of the coil is -

A circular coil of 20turns and radius 10cm carries a current of 5A . It is placed in a uniform magnetic field of 0*10T . Find the torque acting on the coil when the magnetic field is applied (a) normal to the plane of the coil (b) in the plane of coil. Also find out the total force acting on the coil.

A circular coil of radius 4 cm having 20 turns carries a current of 3A.It is a magnetic field of intensity 0.5 Wb//m^(2) .The magnetic dipole moment of the coil is

A circular coil having N turns and radius r carries a current I. It is held in the XZ plane in a magnetic field Bhati . The torque on the coil due to the magnetic field is :

A coil of radius 2 cm and 500 turns, carries of a current of 2A. It is placed in a uniform magnetic field of induction 0.5T. What is the torque acting on the coil if theta=30◦ ?

A circular coil of radius 10 cm having 100 turns carries a current of 3.2 A. The magnetic field at the center of the coil is

A rectangular coil of 500 turns with an average area per turn 4.00 cm^(2) carries a current of 0.2 A. The coil is placed at an angle of 60^(@) with the direction of magnetic induction of 10^(-3) Wb//m^(2) . The torque acting on the coil is

A rectangular coil of 50 turns, each of area 0.1 m^(2) and carrying a current of 1 A is held perpendicular to a magnetic field of 0.1 T. What is the torque acting on the coil?

DISHA-MAGNETIC EFFECTS OF CURRENT-physics
  1. A moving coil galvanometer has N numbr of turns in a coil of effective...

    Text Solution

    |

  2. A current carrying loop is free to turn in a uniform magnetic field.Th...

    Text Solution

    |

  3. A 100 turns coil shown in figure carries a current of 2 amp in a magne...

    Text Solution

    |

  4. A rectangular coil 20cmxx20cm has 100 turns and carries a current of 1...

    Text Solution

    |

  5. A circular loop of area 0.01 m^(2) carrying a current of 10 A, is held...

    Text Solution

    |

  6. The magnetic moment of a circular coil carrying current is

    Text Solution

    |

  7. What is the shape of magnet in moving coil galvanometer to make the ra...

    Text Solution

    |

  8. Current i is carried in a wire of length L. If the wire is turned into...

    Text Solution

    |

  9. In ballistic galvanometer, the frame on which the coil is wound is non...

    Text Solution

    |

  10. A solenoid of length 0.4 m and having 500 turns of wire carries a curr...

    Text Solution

    |

  11. If an electron is moving with velocity v in an orbit of radius r in a ...

    Text Solution

    |

  12. In a moving coil galvanometer, the deflection of the coil q is related...

    Text Solution

    |

  13. A thin circular wire carrying a current I has a magnetic moment M. The...

    Text Solution

    |

  14. A ring of radius R, made of an insulating material carries a charge Q ...

    Text Solution

    |

  15. The (tau - theta) graph for a current carrying coil placed in a unifor...

    Text Solution

    |

  16. A rectangular loop carrying a current i is placed in a uniform magneti...

    Text Solution

    |

  17. Four wires each of length 2.0 meters area bent into four loops P,Q,R a...

    Text Solution

    |

  18. The sensitivity of a moving coil galvanometer can be increased by (1...

    Text Solution

    |

  19. A wire carrying a 10 A current is bent to pass through sides of a cube...

    Text Solution

    |

  20. A wire carrying a 10 A current is bent to pass through sides of a cube...

    Text Solution

    |