Home
Class 12
PHYSICS
When 0.005A current flows through a movi...

When 0.005A current flows through a moving coil galvanometer, it gives fullscale deflection. It is converted into a voltmeter to read 5 Volt, using an external resistance of `975Omega`. The resistance of galvanometer in ohms is

A

5

B

10

C

15

D

25

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE - V LEVEL-II (ADVANCED) (Straight Objective Type Questions))|3 Videos
  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE - V LEVEL-II (ADVANCED) (More than One correct answer Type Questions))|3 Videos
  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE - IV LEVEL-I (MAIN) (Straight Objective Type Questions))|5 Videos
  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise PROBLEMS (LEVEL-II)|26 Videos
  • DUAL NATURE OF RADIATION AND MATTER

    AAKASH SERIES|Exercise PRACTICE EXERCISEX|44 Videos

Similar Questions

Explore conceptually related problems

When a current is passed in moving coil galvanometer, the coil gets deflected because,

A galvanometer of resistance 1000Omega gives full-scale deflection for a current of 1mA. To measure a P.D of 10V, the resistance to be connected with the galvanometer is

The sensitivity of a galvanometer that measure current is decreased by (1)/(40) times bu using shunt resistance of 10Omega . Then , the value of the resistance of the galvanometer is

A galvanometer of resistance 40Omega and current passing through it is 100muA per divison. The full scale has 50 divisions. If it is converted into an ammeter of range 2A by using a shunt, then the resistance of ammeter is

A sensitive galvanometer like a moving coil gavanometer can be converted into an ammeter or into a voltmeter by connecting a proper resistance to it . Then , which of the following statement is not true ?

AAKASH SERIES-CURRENT ELECTRICITY-PRACTICE SHEET (EXERCISE - V LEVEL-I (MAIN) (Straight Objective Type Questions))
  1. The emf of a battery A is balanced by a length of 80cm on a potentio m...

    Text Solution

    |

  2. The balancing lengths of potentiometer wire are 800 cm and 600cm when ...

    Text Solution

    |

  3. When 6 identical cells of no internal resistance are connected in seri...

    Text Solution

    |

  4. The balancing length for a cell is 560cm in a potentiometer experiment...

    Text Solution

    |

  5. The resistivity of a potentiometer wire is, if the area of cross secti...

    Text Solution

    |

  6. The length of potentiometer wire is 200 cm and the emf of standard cel...

    Text Solution

    |

  7. The emf of a cell is 2V and its internal resistance is 2 ohm. A resist...

    Text Solution

    |

  8. A galvanometer has coil of resistance 50Omega and shows full deflectio...

    Text Solution

    |

  9. A galvanometer of resistance 1000Omega gives full-scale deflection for...

    Text Solution

    |

  10. A galvanometer of 25 ohm resistance can read a maximum current of 6mA....

    Text Solution

    |

  11. A galvanometer has a current range of 15mA and voltage range of 750mv....

    Text Solution

    |

  12. In a galvanometer, a current of 1muA produces a deflection of 20 divis...

    Text Solution

    |

  13. Figures of merit of two galvanometers of resistance 100Omega and 50Ome...

    Text Solution

    |

  14. When 0.005A current flows through a moving coil galvanometer, it gives...

    Text Solution

    |

  15. A galvanometer of resistance 40Omega and current passing through it is...

    Text Solution

    |

  16. An electrical meter of internal resistance 20Omega gives a full scale ...

    Text Solution

    |

  17. A student finds the balancing length to be .l. with a cell of constant...

    Text Solution

    |

  18. In an experiment for calibration of voltmeter, a standard cell of emf ...

    Text Solution

    |

  19. A potentiometer wire of length 10m and resistance 30 ohm is connected ...

    Text Solution

    |