Home
Class 12
PHYSICS
A galvanometer of 25 Omega resistance ca...

A galvanometer of `25 Omega` resistance can read a maximum current of 6 mA . It can be used as a voltmeter to measure a maximum of 6 V by connecting a resistance to the galvanometer. Identify the correct choice in the given answers

A

`1025 Omega` in series

B

`1025 Omega` in parallel

C

`975 Omega` in series

D

`975 Omega` in parallel

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    ERRORLESS |Exercise Kirchhoff s Law, cells|8 Videos

  • CURRENT ELECTRICITY

    ERRORLESS |Exercise Different Measuring Instruments|1 Videos

  • COMMUNICATION SYSTEM

    ERRORLESS |Exercise S E T|14 Videos

  • ELECTRO MAGNETIC INDUCTION

    ERRORLESS |Exercise SET|20 Videos

Similar Questions

Explore conceptually related problems

A galvanometer of resistance 99 Omega requires 5 mA current for full scale deflection. It can be converted into an ammeter of range 0.5 A by connecting a shunt resistance of

A galvanometer can be used as a voltmeter by connecting

A galvanometer can withstand safely a maximum current of 5 mA. If is converted into voltmeter readding upto 20 V by connecting in series an external resistance of 3960 Omega . The resistance of galvanometer is

A galvanometer of resistance 10kOmega can measure a maximum current 1 mA. A non-ideal battery of emf 6 V is connected across this galvanometer. A resistance 1Omega is also connected across the galvanometer. If the galvanometer reads a current 0.2 mA, the internal resistance of the battery is:

A galvanometer of resistance 25 Omega gives full scale deflection for a current of 10 milliampere , is to be changed into a voltmeter of range 100 V by connecting a resistance of ‘ R ’ in series with galvanometer. The value of resistance R in Omega is

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 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 20 ohm suffers full scale deflection for a current 20mA .It can be converted a Voltmeter of range 200V by

A galvanometer of resistance 16 ohm shows full scale deflection for a current of 4 mA. How will you convert it into a voltmeter to measure voltage up to 3 V?

ERRORLESS -CURRENT ELECTRICITY-Self Evaluation Test -19
  1. A galvanometer of 25 Omega resistance can read a maximum current of 6 ...

    Text Solution

    |

  2. Figure 6.51 shows a simple a potentiometer circuit for measuring a sma...

    Text Solution

    |

  3. A car has a fresh storage battery of emf 12 V and internal resistance ...

    Text Solution

    |

  4. If the balance point is obtained at the 35th cm in a metre bridge the ...

    Text Solution

    |

  5. The equivalent resistance across the terminals of source of e.m.f. 24 ...

    Text Solution

    |

  6. In the circuit shown in figure, switch S is initially closed and S i...

    Text Solution

    |

  7. The figure here shows a portion of a circuit. What are the magnitude a...

    Text Solution

    |

  8. A carbon resistor has colour strips as violet, yellow brown and golden...

    Text Solution

    |

  9. A voltmeter of resistance 1000 Omega is connected across a resistance ...

    Text Solution

    |

  10. A beam contains 2 xx 10^(8) doubly charged positive ions per cubic cen...

    Text Solution

    |

  11. In the circuit shown, the reading of ammeter when switch S is open ...

    Text Solution

    |

  12. In the circuit as shown in figure the

    Text Solution

    |

  13. In figure shows a rectangular block with dimensions x , 2 x and 4 x ....

    Text Solution

    |

  14. A battery is connected to a uniform resistance wire AB and B is eart...

    Text Solution

    |

  15. A cylindrical metal wire of length l and cross sections area S , has...

    Text Solution

    |

  16. A potential divider is used to give outputs of 4 V and 8 V from a 12 V...

    Text Solution

    |

  17. Find equivalent resistance between A and B

    Text Solution

    |

  18. Following figures show four situations in which positive and negative ...

    Text Solution

    |

  19. A and B are two square plates of same metal and same thickness but len...

    Text Solution

    |

  20. A moving coil galvanometer is converted into an ammeter reads upto 0.0...

    Text Solution

    |

  21. Two conductors are made of the same material and have the same length....

    Text Solution

    |