Home
Class 12
PHYSICS
A semi circular current loop is placed i...

A semi circular current loop is placed in an uniform magnetic field of 1 tesla as shown. If the radius of loop is 1 m, the magnetic force on the loop is

A

4N

B

`8N`

C

`8 // pi N`

D

Zero

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • APPENDICES ( REVISION EXERCISE )

    AAKASH SERIES|Exercise REVISION EXERCISE (MAGNETISM AND MATTER )|52 Videos
  • APPENDICES ( REVISION EXERCISE )

    AAKASH SERIES|Exercise REVISION EXERCISE (CUTTENT ELECTRICITY )|108 Videos
  • ALTERNATING CURRENT

    AAKASH SERIES|Exercise EXERCISE - III|24 Videos
  • APPENDICES (REVISION EXERCISE)

    AAKASH SERIES|Exercise LAW OF MOTION|128 Videos

Similar Questions

Explore conceptually related problems

A current loop placed in a magnetic field behaves like a

In the figure shown a semicircular wire loop is placed in a uniform magnetic field B=1.0T . The plane of the loop is perpendicular to the magnetic field. Current i=2A flows in the loop in the directions shown. Find the magnitude of the magnetic force in both the cases a and b . The radius of the loop is 1.0 m

In the figure shown a semicircular wire loop is placed in a uniform magnetic field B=1.0T . The plane of the loop is perpendicular to the magnetic field. Current i=2A flows in the loop in the directions shown. Find the magnitude of the magnetic force in both the cases a and b . The radius of the loop is 1.0 m

Torque acting on a current loop in a uniform magnetic field is equal to

A conducting circular loop of radius r carries a constant current i. It is placed in a uniform magnetic field B such that B is perpendicular to the plane of loop. What is the magnetic force acting on the loop?

A semi-circular loop of radius R is placed in a uniform magnetic field as shown. It is pulled with a constant velocity. The induced emf in the loop is

A metallic loop is placed in a nonuniform magnetic field. Will an emf be induced in the loop?

A current carrying loop in a uniform magnetic field will experience

A current loop of arbitrary shape lies in a uniform magnetic field B. show that the net magnetic force acting on the loop is zero.

A current loop in a magnetic field

AAKASH SERIES-APPENDICES ( REVISION EXERCISE )-REVISION EXERCISE (MOVING CHANGES & MEGNETISM)
  1. A charge partilce with velocity V=xhati+yhatj moves in a magnetic fiel...

    Text Solution

    |

  2. A cyclotron's oscillator frequency is 10MHz. What should be the operat...

    Text Solution

    |

  3. A semi circular current loop is placed in an uniform magnetic field of...

    Text Solution

    |

  4. A straight wire of length 30 cm and mass 60 mg lies in a direction 30^...

    Text Solution

    |

  5. A horizontal rod of mass 10 g and length 10 cm is placed on a smooth p...

    Text Solution

    |

  6. A straight horizontal wire of mass 10mg and length 1.0 cm carries a cu...

    Text Solution

    |

  7. A conductor of length 20cm and mass 18 mg lies in a direction of 60^@ ...

    Text Solution

    |

  8. A parabolic section of wire, as shown in figure is located in the X-Y ...

    Text Solution

    |

  9. A thin flexible wire of length L is connected to two adjacent fixed po...

    Text Solution

    |

  10. A current I flows in an infinitely long wire with cross section in the...

    Text Solution

    |

  11. A current of 2A flows in a network containing two equilateral triangle...

    Text Solution

    |

  12. A particle of charge -16xx10^(-18) coulomb moving with velocity 10 ms^...

    Text Solution

    |

  13. A wire carrying current I is tied between points P and Q and is in the...

    Text Solution

    |

  14. A proton (mass m) accelerated by a potential difference V flies throug...

    Text Solution

    |

  15. A positive charge 'q' of mass 'm' is moving along the +x axis. We wish...

    Text Solution

    |

  16. An electric current flows in a wire from east to west- What will be t...

    Text Solution

    |

  17. The ratio of the magnetic field at the centre of a current carrying ci...

    Text Solution

    |

  18. Equal current i flow in two segment of a circular loop in the direc...

    Text Solution

    |

  19. Two wires A and B are of lengths 40 cm and 30 cm. A is bent into a cir...

    Text Solution

    |

  20. A circular coil of radius 2R is carrying current 'i' . The ratio of ma...

    Text Solution

    |