Home
Class 12
PHYSICS
Two coils C(1) and C(2) are kept coaxial...

Two coils `C_(1)` and `C_(2)` are kept coaxially as shown the coil `C_(1)` is connected to a battery and the coil `C_(2)` is connected to a galvanometer. The deflection in galvanometer can be increased by

A

inserting a soft iron rod in coil `C_(1)`.

B

increasing relative speed between coils

C

connecting powerful battery to the coil `C_(1)`

D

all the above

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    AAKASH SERIES|Exercise EXERCISE-IB|18 Videos

  • ELECTROMAGNETIC INDUCTION

    AAKASH SERIES|Exercise EXERCISE-II|32 Videos

  • ELECTROMAGNETIC INDUCTION

    AAKASH SERIES|Exercise Additional Exercise|11 Videos

  • ELECTRIC FIELD AND POTENTIAL

    AAKASH SERIES|Exercise PROBLEMS (LEVEL-II)|26 Videos

  • ELECTROMAGNETIC WAVES

    AAKASH SERIES|Exercise EXERCISE -II|22 Videos

Similar Questions

Explore conceptually related problems

The deflection in a moving coil galvanometer is

The current sensitivity of a moving coil galvanometer can be increased by

A moving coil galvanometer can be converted into a voltmeter by connecting :

In a moving coil galvanometer the deflection (phi) on the scale by a pointer attached to the spring is

What is the change in experiment if battery is connected between B and D and galvanometer is connected across A and C ?

State how a moving coil galvanometer can be converted into an ammeter.

The best method to increase the sensitivity of a moving coil galvanometer is to increase the

A tangent galvanometer is connected directly to an ideal battery. If the number of turns in the coil is doubled, the deflection will

To convert galvanometer into ammeter which one of the following is connected with the coil:

The plane of the coil of tangent galvanometer is kept parallel to magnetic meridian to

AAKASH SERIES-ELECTROMAGNETIC INDUCTION-EXERCISE-IA
  1. A magnet is brought towards a coil (i) speedly (ii) slowly, then induc...

    Text Solution

    |

  2. If the flux of magnetic induction through each turn of a coil of resis...

    Text Solution

    |

  3. Two coils C(1) and C(2) are kept coaxially as shown the coil C(1) is c...

    Text Solution

    |

  4. A closed iron ring is held horizontally and a bar magnet is dropped th...

    Text Solution

    |

  5. The north pole of a magnet is brought near a metallic ring as shown in...

    Text Solution

    |

  6. Two similar circular loops carry equal currents in the same direction....

    Text Solution

    |

  7. As shown in the figure, à magnet is moved with a fast speed towards a ...

    Text Solution

    |

  8. Two different loops are concentric and lie in the same plane. The curr...

    Text Solution

    |

  9. A magnet is dropped dwon an infinitely long vertical copper tube,

    Text Solution

    |

  10. An infinitely long cylinder is kept parallel to a uniform magnetic fie...

    Text Solution

    |

  11. A magnet N-S is suspended from a spring and while at oscillates, the m...

    Text Solution

    |

  12. When the current through a solenoid increases at a constant rate, then...

    Text Solution

    |

  13. Two coils of wires A and B are mutually at right angles to each other ...

    Text Solution

    |

  14. In the given figure, the north pole of a magnet is brought towards a c...

    Text Solution

    |

  15. Two identical circular loops of metal wires are lying on a table witho...

    Text Solution

    |

  16. A closed loop moves normal to a constant electric field between the pl...

    Text Solution

    |

  17. A circular loop of radius R, carrying current I, lies in x-y plane wit...

    Text Solution

    |

  18. As shown in figure, P and Q are two co-axial conducting loops separate...

    Text Solution

    |

  19. The variation of induced emf (epsilon ) with time (t) in a coil if a s...

    Text Solution

    |

  20. A current carrying wire is placed below a coil in its plane, with curr...

    Text Solution

    |