Home
Class 12
PHYSICS
A Galvanometer of range 10 mA has a coli...

A Galvanometer of range `10 mA` has a coli of resistance `1 Omega`. To use it as an ammeter of range `1 A`, the required shunt must have a resistance of

A

`1/101 Omega`

B

`1/100 Omega`

C

`1/99 Omega`

D

`1/9 Omega`

Text Solution

Verified by Experts

The correct Answer is:
C, D
Promotional Banner

Topper's Solved these Questions

  • CIRCULAR,ROTATIONAL & SIMPLE HARMONIC MOTION

    D MUKHERJEE|Exercise All Questions|88 Videos
  • ELECTROMAGNETISM

    D MUKHERJEE|Exercise All Questions|91 Videos

Similar Questions

Explore conceptually related problems

A milliammeter of range 10 mA has a coli of resistance 1 Omega . To use it as an ammeter of range 1 A , the required shunt must have a resistance of

A milliammeter of range 10 mA has a coil of resistance 1 Omega . To use it as voltmeter of range 10 volt , the resistance that must be connected in series with it, will be

A voltmeter of range 0-10V and resistance 200 Omega cannot be used as an ammeter, whose range is

To convert a 400 m V range galvanometer of resistance 20 Omega into a ammeter of 100 m A ranges , the required shunt resistance to be connected is

The maximum current in a galvanometer can be 10 mA. Its resistance is 10 Omega . To convert it into an ammeter of 1 A, what resistance should be connected in parallel with galvanometer (in 10^(-1)Omega) ?

A galvanometer has a current range o f 15 mA and a voltage range of 0.75 V. To convert this galvanometer into an ammeter of range 15 A , the shunt resistance is

A voltmeter of 250 mV range having a resistance of 10 Omega is converted into an ammeter of 250 mA range. The value of necessary shunt is (nearly)

A galvanometer of internal resistance 100 Omega has a full scale deflection current of 1mA. To convert it into a voltmeter of range 0-10V, the resistance to be connected is

A galvanometer of resistance 40Omega can measure a current of 10mA To convert it into a voltmeter of range 8V the required resistance is ___________ Omega .

D MUKHERJEE-ELECTRIC CURRENT IN CONDUCTORS-All Questions
  1. The Wheatstone bridge shown in the above figure is balanced. If the po...

    Text Solution

    |

  2. In the circuti shown above the the voltmeter is of large resistance. T...

    Text Solution

    |

  3. A Galvanometer of range 10 mA has a coli of resistance 1 Omega. To use...

    Text Solution

    |

  4. A milliammeter of range of 10 mA gives full-scale deflection for a cur...

    Text Solution

    |

  5. A, B and C are voltmeters of resistances R, 1.5R and 3R respectively. ...

    Text Solution

    |

  6. An ammeter and a voltmeter are joined in sereis to a cell. Their readi...

    Text Solution

    |

  7. Acell of internal resistance r drives a current through an external re...

    Text Solution

    |

  8. When an electric heater is switched on, the current flowing through it...

    Text Solution

    |

  9. Figure 7.37 shows a network of three resistances. When some potential...

    Text Solution

    |

  10. An electric bulb is designed to draw P(0) power at V(0) voltage. If t...

    Text Solution

    |

  11. An electric bulb rated for 500 watts at 100 volts is used in a circuit...

    Text Solution

    |

  12. Two electric bulbs A and B are designed for the same voltage. Their po...

    Text Solution

    |

  13. n identical light bulbs, each designed to draw P power from a certain ...

    Text Solution

    |

  14. When a 500-W electric and a 500-W heater operate at their rates voltag...

    Text Solution

    |

  15. A 100W bulb and a 25W bulb are desigened for the same voltage. They ha...

    Text Solution

    |

  16. If the length of the filament of a heater is reduced by 10%, the power...

    Text Solution

    |

  17. An ideal cell is connected to a capacitor through a voltmeter. The rea...

    Text Solution

    |

  18. In the circuit shown in fig. when the switch is closed, the capacitor ...

    Text Solution

    |

  19. A capacitor is charged and then made to discharged through a resistan...

    Text Solution

    |

  20. A capacitor charges from a cell through a resistance. The time constan...

    Text Solution

    |