Home
Class 12
PHYSICS
An ideal voltmeter has...

An ideal voltmeter has

A

zero resistance

B

zero resistance

C

high resistance

D

infinite resistance

Text Solution

Verified by Experts

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

The resistance of an ideal voltmeter is

Statement I: The resistance of an ideal voltmeter should be infinite. Statement II: Lower resistance of voltmeters gives a reading lower than the actual potential difference across the terminals.

Why is potentiometer preferred over a voltmeter for measuring emf? or explain. Potentiometer acts as an ideal voltmeter .

An ideal ammeter has

Potentiometer is better for measuring the potential difference than the voltmeter because

an ideal diode

The range of a voltmeter can be increased by

An ammeter and a voltmeter are j oined in series to a cell. Their readings are A and V respectively. If a resistance is now joined in parallel with the voltmeter

A voltmeter has a resistance 30 Omega . What will be its reading, when it is connected across a cell of emf 2 V having internal resistance 10 Omega ?

A voltmeter has a resistance of 100 Omega . What will be its reading when it is connected across a cell of emf 2 V and internal resistance 20 Omega ?

CHETANA PUBLICATION-Current Electricity-Exercise
  1. The deflection in moving coil galvanometer is reduced to half when it ...

    Text Solution

    |

  2. If galvanometer is shunted by (1/n)^ th resistance, then the the frac...

    Text Solution

    |

  3. An ideal voltmeter has

    Text Solution

    |

  4. The resistance of a galvanometer is G. If S is the resistance used to ...

    Text Solution

    |

  5. A moving coil galvanometer of resistance G gives full scale deflection...

    Text Solution

    |

  6. The range of an ammeter can be increased by

    Text Solution

    |

  7. The range of a voltmeter can be increased by

    Text Solution

    |

  8. In the circuit given below, the equivalent resistance between point A ...

    Text Solution

    |

  9. In a Wheatstone's network, the resistance in cycle order are P = 10Ome...

    Text Solution

    |

  10. A lead resistance R is connected across a cell of emf E and internal r...

    Text Solution

    |

  11. In the following circuit the equivalent resistance between A and B is ...

    Text Solution

    |

  12. The material of wire of potentiometer is

    Text Solution

    |

  13. Length of potentiometer wire is 600 cm and a driving cell develop 6V p...

    Text Solution

    |

  14. The algebraic sum of current at junction in any electric circuit is eq...

    Text Solution

    |

  15. Which of the following instruments in generally used with a galvanomet...

    Text Solution

    |

  16. A Wheatstone's bridge ABCD is balanced with a galvanometer between the...

    Text Solution

    |

  17. The emf of a cell is E volt and internal resistance is r ohm. It resis...

    Text Solution

    |

  18. State the principle of potentiometer.

    Text Solution

    |

  19. Write down the equation for thermo emf when cold junction is at 0^@C a...

    Text Solution

    |

  20. A cell of emf 1.1 V and internal resistance r is connected across as e...

    Text Solution

    |