Home
Class 12
PHYSICS
A circular loop which is in the form of ...

A circular loop which is in the form of a major arc of a constant magnetic field B is applied in the vertical direction such that the magnetic lines of forces go into the plane. If R is the radius of circle and it carries a current I in the clockwise direction, then the force on the loop will be

A

`BIR tan alpha`

B

`2 BIR cos(alpha//2)`

C

`2 BIR sin(alpha//2)`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MAGNETIC FIELD AND FORCES

    DC PANDEY ENGLISH|Exercise Assertion and reason|20 Videos

  • MAGNETIC FIELD AND FORCES

    DC PANDEY ENGLISH|Exercise Match the following|4 Videos

  • MAGNETIC FIELD AND FORCES

    DC PANDEY ENGLISH|Exercise Check point|54 Videos

  • INTERFERENCE AND DIFFRACTION OF LIGHT

    DC PANDEY ENGLISH|Exercise Level 2 Subjective|5 Videos

  • MAGNETICS

    DC PANDEY ENGLISH|Exercise MCQ_TYPE|1 Videos

Similar Questions

Explore conceptually related problems

An arc of a circular loop of radius R is kept in the horizontal plane and a constant magnetic field B is applied in the vertical direction as shown in the figure . If the arc carries current I then find the force on the arc

If the current flowing in a circular loop is in clockwise directions, then the magnetic induction will be

A square loop of side a carris a current I . The magnetic field at the centre of the loop is

The radius of a circular loop is r and a current i is flowing in it. The equivalent magnetic moment will be

A non planar closed loop of arbitrary shape carryign a current I is placed in uniform magnetic field. The force acting on the loop

A long straight wire is carrying current I in + z direction .The x-y plane contains a closed circular loop carrying current I_(2) and not encircling the straight wire.The force on the loop will be

In figure is shown a circular loop carrying current I. Show the direction of the magnetic field with the help of lines of force.

A wire of length 'I' is bent into a circular loop of radius R and carries a current I. The magnetic field at the centre of the loop is 'B '. The same wire is now bent into a double loop. If both loops carry the same current I and it is in the same direction, the magnetic field at the centre of the double loop will be

A current carrying circular loop of radius R is placed in a uniform magnetic field B_(0) Tesla in x-y plane as shown in figure. The loop carries a current i = 1A in the direction shown. Find the torqure acting on the loop

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?

DC PANDEY ENGLISH-MAGNETIC FIELD AND FORCES-Taking it together
  1. H^(+), He^(+) and O^(++) all having the same kinetic energy pass thro...

    Text Solution

    |

  2. A battery is connected between two points A and B on the circumference...

    Text Solution

    |

  3. A circular loop which is in the form of a major arc of a constant magn...

    Text Solution

    |

  4. Two protons are projected simultaneously from a fixed point with the s...

    Text Solution

    |

  5. A disc of radius R rotates with constant angular velocity omega about ...

    Text Solution

    |

  6. A rigid circular loop of radius r and mass m lies in the XY- plane of ...

    Text Solution

    |

  7. Two circular coils 1 and 2 are made from the same wire but the radiu...

    Text Solution

    |

  8. A circular loop of mass m and radius r in X-Y plane of a horizontal ta...

    Text Solution

    |

  9. A charged particle of specific charge s moves undeflected through a re...

    Text Solution

    |

  10. The coil of a moving coil galvanometer has an effective area of 4x10^(...

    Text Solution

    |

  11. A large metal sheet carries an electric current along its surface. Cu...

    Text Solution

    |

  12. Let current i=2A be flowing in each part of a wire frame as shown in F...

    Text Solution

    |

  13. A conducting stick of length 2L and mass m is moving down a smooth inc...

    Text Solution

    |

  14. A charge q is moving with a velocity v(1)=1hati m/s at a point in a ma...

    Text Solution

    |

  15. A square frame of side l carries a current produces a field B at its c...

    Text Solution

    |

  16. The magnetic field existing in a region is gicen by vecB =B0(1+(x)/(l)...

    Text Solution

    |

  17. Two straight infinitely long current carrying wires are kept along Z-a...

    Text Solution

    |

  18. In the following figure a wire bent in the form of a regular polygon o...

    Text Solution

    |

  19. A wires PQRS carrying a current I runs along three edges of a cube of ...

    Text Solution

    |

  20. The magnetic field at the centre of square of side a is

    Text Solution

    |