Home
Class 12
PHYSICS
The loop shown moves with a velocity v i...

The loop shown moves with a velocity `v` in a uniform magnetic field of magnitude `B`, directed into the paper. The potential differene between point `P` and `Q` is e. Then

A

`e=1/2Blv`

B

`e=Blv`

C

`P` is positive with respect to `Q`

D

`Q` is positive with respect to `P`

Text Solution

Verified by Experts

The correct Answer is:
A, C
Promotional Banner

Topper's Solved these Questions

  • ELECTRIC CURRENT IN CONDUCTORS

    D MUKHERJEE|Exercise All Questions|79 Videos
  • ELECTROSTATICS

    D MUKHERJEE|Exercise All Questions|102 Videos

Similar Questions

Explore conceptually related problems

A rod AB moves with a uniform velocity v in a uniform magnetic field as shown in figure.

A square loop ABCD of edge a moves to the right with a velocity v parallel to AB . There is a uniform magnetic field of magnitude B , direction into the paper, in the region between PQ and RS only. I, II and III are three ppositions of the loop. (i) The emf induced in the loop has magnitude B a v in all three position (iii) Induced emf is anticlockwise in position II (iv) The induced emf is clockwise in position III

A circular loop of radius r moves with a constant velocity v in a region with uniform magnetic field B . Calculate the potential difference between two points (A, B) , (C, D) , and (E, F) located on the loop.

The counductor AD moves to the right in a uniform magnetic field directed into the plane of the paper.

A long conducting wire AH is moved over a conducting triangular wire CDE with a constant velocity v in a uniform magnetic field vec(B) directed into the plane of the paper. Resistance per unit length of each wire is rho . Then

A square loop of side d is moved with velocity v hati in an non-uniform magnetic field B_0 /a x hatk then the emf induced shown is?

A small conducting rod of length l, moves with a uniform velocity v in a uniform magnetic field B as shown in fig __

A conductor is moving with velocity v in a region of uniform magnetic field B.The electric field at P inside conductor is

D MUKHERJEE-ELECTROMAGNETISM-All Questions
  1. A conductor ABCDE, shaped as shown, carries current I. It is placed in...

    Text Solution

    |

  2. AB and CD are smooth, parallel, horizontal rails on which a conductor ...

    Text Solution

    |

  3. Two long, thin parallel conductors, separated by a distance d, carryin...

    Text Solution

    |

  4. A current-carrying ring is placed in a magnetic field. The direction o...

    Text Solution

    |

  5. AB and CD are smooth, parallel rails, separated by a distance L and in...

    Text Solution

    |

  6. A flat coil carrying a current has a magnetic moment vecmu. It is plac...

    Text Solution

    |

  7. A flat coil carrying a current has a magnetic moment mu. It is placed ...

    Text Solution

    |

  8. The magnetic flux (phi) linked with the coil depends on time t as phi=...

    Text Solution

    |

  9. An aluminium ring B faces an electromagnet A. The current I through A ...

    Text Solution

    |

  10. A small magnet M is allowed to fall through a fixed horizontal conduct...

    Text Solution

    |

  11. The magnetic flux linked with a coil is phi and the emf induced in it ...

    Text Solution

    |

  12. The counductor AD moves to the right in a uniform magnetic field direc...

    Text Solution

    |

  13. A square loop ABCD of edge a moves to the right with a velocity v para...

    Text Solution

    |

  14. The loop shown moves with a velocity v in a uniform magnetic field of ...

    Text Solution

    |

  15. The magnitude of the earth's magnetic field at the north pole is B(0) ...

    Text Solution

    |

  16. A vertical conducting ring of radius R falls vertically in a horizonta...

    Text Solution

    |

  17. Two conducting rings of radii r and 2r move in apposite directions wit...

    Text Solution

    |

  18. A conducting disc of radius r spins about its axis an angular velocity...

    Text Solution

    |

  19. A flat coil, C, of n turns, area A and resistance R, is placed in a un...

    Text Solution

    |

  20. The SI unit of inductance, the henry can be written as

    Text Solution

    |