Home
Class 12
PHYSICS
A rectangul ar coil of wire of 100 turns...

A rectangul ar coil of wire of 100 turns and `10xx15cm^(2)` size carrying a current of 2Amp. is in a magnetic field of induction `2 xx 10^(-3)wb//m^(2)`. If the normal drawn to the plane of the coil makes an angle 30° with the field, then the torque on the coil is

A

`3xx10^(-5)N-m`

B

`3xx10^(_3)N-m`

C

`3sqrt3xx10^(-5)N-m`

D

`3sqrt3xx10^(-3)N-m`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MOVING CHARGES AND MAGNETISM

    AAKASH SERIES|Exercise EXERCISE-III|45 Videos

  • MOVING CHARGES AND MAGNETISM

    AAKASH SERIES|Exercise EXERCISE-IB|71 Videos

  • MOTION IN A STRAIGHT LINE

    AAKASH SERIES|Exercise very Short answer type question|15 Videos

  • NUCLEAR PHYSICS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE PRACTICE SHEET (ADVANCED) Integer Type Questions|4 Videos

Similar Questions

Explore conceptually related problems

A circular coil of radius 10cm with 100 turns carrying a current of 0.5A lies in a magetic field of 2 T such that the normal drawn to the plane of the coil makes an angles theta with the direction of the field. Work done in rotating the coil to change the angle theta from 0^(@) to 180^(@) is

A coil area 100 cm^(2) having 500 tums carries a current of 1 mA . It is suspended in a uniform magnetic field of induction 10^(-3) Wb//m^(2) . Its plane makes an angle of 60° with the lines of induction. Find the torque acting on the coil.

A coil of 100 turns and area 5 square centimetre is placed in a magnetic field B = 0.2T. The normal to the plane of the coil makes an angle of 60^(@) with the direction of the magnetic field. The magnetic flux linked with the coil is

A circular coil of 16 turns and radius 10 cm carrying a current of 0.75 A rests with its plane normal to an external field of magnitude 8.0 xx 10^(-2) T . The coil is free to turn about an axis in its plane perpendicular to the field direction. When the coil is turned slightly and released, it oscillates about its stable equilibrium with a frequency of 2.0 s^(-1) . What is the moment of intertia of the coil about its axis of rotation.

A square coil of side 10 cm consists of 20 turns and carries current of 12 A. The coil is suspended vertically and the normal to the plane of the coil makes an angle of 30^(@) with the direction of a uniform horizontal magnetic field of magnitude 0.80 T. What is the magnitude of torque experinced by the coil ?

AAKASH SERIES-MOVING CHARGES AND MAGNETISM-EXERCISE-II
  1. The force exerted by the conductor AB on the loop CDFG shown in figure...

    Text Solution

    |

  2. Two long conductors, separated by a distance 'd' carry current I(1) an...

    Text Solution

    |

  3. A rectangul ar coil of wire of 100 turns and 10xx15cm^(2) size carryin...

    Text Solution

    |

  4. A 16cm^(2) coil has 20 turns. Its suspended by a phosphor bronze wire ...

    Text Solution

    |

  5. A rectangular coil of 500 turn 10^(-2)m^(2) area carrying 1 A is in a ...

    Text Solution

    |

  6. A rectangular coil of length 0.12 m and width 0.1 m having 5Q turns of...

    Text Solution

    |

  7. A coil in the shape of an equilateral triangle of side 1 is suspended ...

    Text Solution

    |

  8. A moving coil galvanometer 'A' has 200 turns and a resistance of 100Om...

    Text Solution

    |

  9. Figures of merit of two galvanometers of resistance 100Omega and 50Ome...

    Text Solution

    |

  10. A vertical circular coil of one turn and radius 9.42 cm is placed with...

    Text Solution

    |

  11. A current or 0.5 A produces a dcflccLion of 60° in a tangent galvanome...

    Text Solution

    |

  12. A tangent galvanometer shows no deflection when a currenl is passed th...

    Text Solution

    |

  13. The senstivity of a galvanometer that measures current is decreased by...

    Text Solution

    |

  14. In a galvanometer 5% of lhe lotal current in the circuit passes throug...

    Text Solution

    |

  15. A galvanometer of resistance 150 ohm is shunted such that only 1/11 of...

    Text Solution

    |

  16. A galvanometer has coil of resistance 50Omega and shows full deflectio...

    Text Solution

    |

  17. A galvanometer has a current range of 15mA and voltage range of 750mv....

    Text Solution

    |

  18. To convert a 800 mV range milli-voltmeter of resistance 40.Q into a mi...

    Text Solution

    |

  19. In a galvanometer. a current or lμA produces a deflection of 20 divisi...

    Text Solution

    |

  20. A galvanometer of resistance 40Omega and current passing through it is...

    Text Solution

    |