Home
Class 12
PHYSICS
A coil of metal wire is kept stationary ...

A coil of metal wire is kept stationary in a non-uniform magnetic field. An e.m.f. Is induced in the coil.

A

An e.m.f. is induced in the coil

B

A current is induced in the coil

C

Neither e.m.f. nor current is induced

D

Both e.m.f. and current is induced

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELECTRO MAGNETIC INDUCTION

    ERRORLESS |Exercise OT|3 Videos

  • ELECTRO MAGNETIC INDUCTION

    ERRORLESS |Exercise Motional EMI|1 Videos

  • CURRENT ELECTRICITY

    ERRORLESS |Exercise Self Evaluation Test -19|23 Videos

  • ELECTRON, PHOTON, PHOTOELECTRIC EFFECT AND X-RAYS

    ERRORLESS |Exercise Self Evaluation Test|3 Videos

Similar Questions

Explore conceptually related problems

State whether the following statement are true of false giving reason in brif : (a) The dimension of (h//e) is the same as that of magnetic flux phi . (b) The dimensions of electric and magnetic flux are same. (c ) A coil or a metal wire is kept stationary in a non-uniform magnetic field. An e.m.f. is induced in the coil. (d) An e.m.f. can be induced between the two ends of a straingth copper wire when it is moved through a magnetic field.

A: When a conducting loop is kept stationary in a non-uniform magnetic field an emf is induced. R: As per Faraday's law, whenever flux changes, an emf is induced.

A metallic loop is placed in a non-uniform steady magnetic field. Will an emf be induced in the loop?

Asseration: The induced emf in a conducting loop of wire will be non zero when it rotates in a uniform magnetic field. Reason: The emf is induced due to change in magnetic flux.

At which position of the plane of the rotating coil with the direction of magnetic field the e.m.f induced in the coil is maximum ?

An emf induced in a coil rotating in a uniform magnetic field is given by

Shows a closed coil ABCL moving in a uniform magnetic field B with a velocity v . Find (a) emf induced in the coil. (b) emf induced in curve part ACB and straight AB as vev(L) xx vec(B)

ERRORLESS -ELECTRO MAGNETIC INDUCTION-SET
  1. A coil of metal wire is kept stationary in a non-uniform magnetic fiel...

    Text Solution

    |

  2. The figure shows four wire loops, with edge length of either L or 2L. ...

    Text Solution

    |

  3. A circular coil and a bar magnet placed nearby are made to move in the...

    Text Solution

    |

  4. A square coil ABCD lying in x-y plane with its centre at origin. A lon...

    Text Solution

    |

  5. A short magnet is allowed to fall from rest along the axis of a horizo...

    Text Solution

    |

  6. The horizontal component of the earth's magnetic field at a place is 3...

    Text Solution

    |

  7. A copper disc of radius 0.1 m rotates about its centre with 10 revolut...

    Text Solution

    |

  8. A coil of Cu wire (radius r, self-inductance L) is bent in two concen...

    Text Solution

    |

  9. In which of the following circuits is the current maximum just after t...

    Text Solution

    |

  10. A small coil is introduced between the poles of an electromagnet so th...

    Text Solution

    |

  11. Two circular coils A and B are facing each other as shown in figure. T...

    Text Solution

    |

  12. A conductuing loop having a capacitor is moving outward from the magne...

    Text Solution

    |

  13. A straight wire of length L is bent into a semicircle. It is moved in ...

    Text Solution

    |

  14. If in a coil rate of change of area is (5meter^(2))/(milli second)and ...

    Text Solution

    |

  15. In series with 20 ohm resitor a 5 henry inductor is placed. To the com...

    Text Solution

    |

  16. Two circular coils P & Q are coaxially & carry currents I1 and I2 resp...

    Text Solution

    |

  17. The phase difference between the flux linkage and the induced e.m.f. i...

    Text Solution

    |

  18. A pair of parallel conducting rails lie at right angle to a uniform ma...

    Text Solution

    |

  19. The magnetic field in the cylindrical region shown in figure increase ...

    Text Solution

    |

  20. An aircraft with a wingspan of 40 m flies a speed of 1080 km hr(1) in ...

    Text Solution

    |

  21. A hundred turns of insulated copper wire are wrapped around an iron cy...

    Text Solution

    |