Home
Class 12
PHYSICS
A galvanometer can be converted into eit...

A galvanometer can be converted into either an ammeter or a voltmeter. Before conversion, which of the following thing about the galvanometer you are required to know.
i) Resistance of the galvanometer
ii) The magnetic field in which the coil is rotating
iii)Current for full scale deflection of galvanometer
iv) Nature of its construction

A

Only i is true

B

Only ii is true

C

Only i & ii are true

D

Only i & iii are true

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MOVING CHARGES AND MAGNETISM

    AAKASH SERIES|Exercise EXERCISE-IB|71 Videos

  • MOVING CHARGES AND MAGNETISM

    AAKASH SERIES|Exercise EXERCISE-II|79 Videos

  • MOVING CHARGES AND MAGNETISM

    AAKASH SERIES|Exercise EXERCISE-III|49 Videos

  • MOTION IN A STRAIGHT LINE

    AAKASH SERIES|Exercise very Short answer type question|15 Videos

  • NUCLEAR PHYSICS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE PRACTICE SHEET (ADVANCED) Integer Type Questions|3 Videos

Similar Questions

Explore conceptually related problems

A galvanometer is to be converted into an ammeter or voltmeter. In which of the following cases the resistance of the device is largest?

A galvanometer is to be converted into an ammeter or voltmeter. In which of the following cases the resistance of the device is largest?

Two identical galvanometers are converted into an ammeter and a milliammeter. If the shunt, which has more resistance, the current passing through the coil will be

If the galvanometer current is 10 mA, resistance of the galvanometer is 40 Omega and shunt of 2 Omega is connected to the galvanometer, the maximum current which can be measured by this ammeter is

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

A galvanometer of resistance 50Omega is converted into an ammeter by connecting a low resistance (shunt) of value 1Omega in parallel to the galvanometer, S. If full - scale deflection current of the galvanometer is 10 mA, then the maximum current that can be measured by the ammeter is -

100mA current gives a full scale deflection in a galvanometer of 2Omega resistance. The resistance connected with the galvanometer to convert it into a voltmeter to measure 5V is

The resistance of a moving coil galvanometer is 20Omega . It requires 0.01 A current for full - scale deflection. The value of resistance to convert it into a voltmeter of the range 20 V will be

(a) Briefly explain how a galvanometer is converted into an ammeter. (b) A galvanometer coil has a resistance of 15 Omega and it shows full scale deflection for a current of 4 mA. Convert it into an ammeter of range 0 to 6 A.

A moving coil galvnometer is converted into an ammeter reading up to 0.03 A by connecting a shunt of resistance r/4 . What is the maximum current which can be sent through this galvanometer if no shunt is used (here r=resistance of galvanometer)

AAKASH SERIES-MOVING CHARGES AND MAGNETISM-EXERCISE-IA
  1. The coil of a tangent galvanométer is put in the magnetic meridian.

    Text Solution

    |

  2. The plane of the coil of tangent galvanometer is kept parallel to magn...

    Text Solution

    |

  3. The magnetic needle of a tangent galvanometer is defiected at an angle...

    Text Solution

    |

  4. If 'r' is the radius and 'n' is number of turns of coil of a T.G, then...

    Text Solution

    |

  5. A rectangular loop carrying a current i(2) situated near a long straig...

    Text Solution

    |

  6. When a current loop is placed in a uniform magnetic field i) barF(R)...

    Text Solution

    |

  7. A flat , rectangular coil, carrying current, is placed beside a long s...

    Text Solution

    |

  8. A moving coil galvanometer can be converted into a voltmeter by connec...

    Text Solution

    |

  9. The correct statement among the following is:

    Text Solution

    |

  10. Statement A : The resistance of ideal ammeter is zero Statement B : ...

    Text Solution

    |

  11. Statement A: Ammeter is a low resistance galvanometer Statement B: V...

    Text Solution

    |

  12. To increase the range of a voltmeter we need to connect a suitable:

    Text Solution

    |

  13. An ammeter and a voltmeter of resistance R are connected in series to ...

    Text Solution

    |

  14. Two identical galvanometers are converted into an ammeter and a millia...

    Text Solution

    |

  15. A galvanometer of resistance, G, is shunted by a resistance S ohm. To ...

    Text Solution

    |

  16. A galvanometer can be converted into either an ammeter or a voltmeter....

    Text Solution

    |

  17. The correct match is

    Text Solution

    |

  18. The correct match is

    Text Solution

    |

  19. Text Solution

    |

  20. Arrang the following in decreasing order of their boiling points. A....

    Text Solution

    |