Home
Class 12
PHYSICS
A Galvanometer has a resistance of 25 Om...

A Galvanometer has a resistance of `25 Omega` and its full scale deflection current is `25 muA`. What resistance should be added to it to have a range of 0 -10 V.

Promotional Banner

Topper's Solved these Questions

  • Current Electricity

    CHETANA PUBLICATION|Exercise Exercise|92 Videos
  • AC CIRCUITS

    CHETANA PUBLICATION|Exercise Exercise|122 Videos
  • Dual Nature of Radiation and Matter

    CHETANA PUBLICATION|Exercise EXERCISE|89 Videos

Similar Questions

Explore conceptually related problems

A galvanometer has a resistance of 100 Omega and its full scale deflection current is 100 mu A . What shunt resistance should be added so that the ammeter can have a range of 0 to 10 mA ?.

A moving coil galvanometer has a resistance of 25Omega and goes a full scale deflection for a current of 10mA. How will you convert it into voltmeter having a range of 0.100V?

A galvanometer has a resistance of 16 Omega and gives a full scale deflection, when a current of 20 mA is passed through it. The only shunt resistance available is 0.04 Omega which is not appropriate to convert galvanometer into an ammeter. How much resistance should be connected in series with coil of galvanometer so that the range of ammeter is 10 A?

A moving coil galvanometer of resistance 40 Omega gives full scales deflection when a current of 0.25 mA is paased through it. To convert it to voltmeter of range 10 V, the resistance requried to be placed in series is

A galvanometer has a resistance of 40 Omega and a current of 4 mA is needed for a full scale deflection.What is the resistance and how is it to be connected to convert the galvanometer into a voltmeter of 0.5 V range ?

A galvanometer has a resistance of 16Omega . It shows full scale deflection when a current of 20mA is passed through it. The only shunt resistance available is 0.06W which is not appropriate to convert galvanometer into ammeters. How much resistance should be connected in series with the coil of galvanometer so that the range of ammeter is 8A?

CHETANA PUBLICATION-Current Electricity-Exercise
  1. A Galvanometer has a resistance of 25 Omega and its full scale deflect...

    Text Solution

    |

  2. (1)In the following circuit, calculate the value of the current (I).

    Text Solution

    |

  3. In an electric circuit, the currents 2A, 1.5A and 3A flow towards the ...

    Text Solution

    |

  4. A resistance of 2Omega is connected in parallel to a galvanometer of r...

    Text Solution

    |

  5. A galvanometer has a resistance of 16Omega. It shows full scale deflec...

    Text Solution

    |

  6. A moving coil galvanometer has a resistance of 25Omega and goes a full...

    Text Solution

    |

  7. The combined resistance of a galvanometer of resistance 500Omega and i...

    Text Solution

    |

  8. A potentiometer wire has a resistance per unit length of 0.1 Omega//m....

    Text Solution

    |

  9. Resistance of potentiometer wire is 0.1Omega//cm. A cell of emf 1.5V i...

    Text Solution

    |

  10. In a balanced meterbridge, the segment of wire opposite to 20Omega is ...

    Text Solution

    |

  11. A uniform wire is cut into two pieces such that on piece is twice as l...

    Text Solution

    |

  12. Two coils are connected in series in one gap of the meterbridge and nu...

    Text Solution

    |

  13. A skeleton tube is made of 12 wires each of resistance ROmega is conne...

    Text Solution

    |

  14. A skeleton tube is made of 12 wires each of resistance ROmega is conne...

    Text Solution

    |

  15. A skeleton tube is made of 12 wires each of resistance ROmega is conne...

    Text Solution

    |

  16. A galvanometer has resistance of 25 Omega capacity to carry a maximum ...

    Text Solution

    |

  17. At what point the null point be obtained in meterbridge experiment whe...

    Text Solution

    |

  18. The potentiometer wire has length 10m and resistance 10Omega, if the c...

    Text Solution

    |

  19. The potentiometer wire has length 10m and resistance 10Omega, if the c...

    Text Solution

    |

  20. When a resister of 10Omega is connected across a cell, its terminal po...

    Text Solution

    |

  21. Two cells having unknown emfs E1 and E2 (E1 > E2) are connected in pot...

    Text Solution

    |