Home
Class 12
PHYSICS
The accurate measurement of emf can be o...

The accurate measurement of emf can be obtained using.

A

multimeter

B

voltmeter

C

voltameter

D

potentiometer

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    CP SINGH|Exercise Exercise|137 Videos

  • CAPACITANCE

    CP SINGH|Exercise Exercise|74 Videos

  • ELECTROMAGNETIC INDUCTION

    CP SINGH|Exercise EXERCISES|141 Videos

Similar Questions

Explore conceptually related problems

The best instrument for the accurate measurement of the e.m.f. of a cell is

For the accurate measurement of resistance by metre bridge, the null point should be obtained

High purtiy can be obtained by using

The smallest measurement that can be measure by using a wall clock is _____.

The smallest measurement that can be measure by using a wall clock is _____.

Assertion : Electric field outside the conducting wire accurate measurement. Reason : The potential gradient for a potentiometer of accurate measurement. Reason : Net charge on conducting wire is zero.

CP SINGH-CURRENT ELECTRICITY-Exercise
  1. In the circuit shown the cells A and B have negligible resistance. For...

    Text Solution

    |

  2. In the adjoining circuit, the e.m.f. of the cell is 2 volt and the int...

    Text Solution

    |

  3. In the circuit P != R, the reading of the galvanometer is same with s...

    Text Solution

    |

  4. The reading of the ammeter as per figure shown is

    Text Solution

    |

  5. Two batteries, one of emf 18 volts and internal resistance 2 Omega and...

    Text Solution

    |

  6. Three resistance P, Q, R each of 2 Omega and an unknown resistance S f...

    Text Solution

    |

  7. In a Wheatstone's bridge, three resistances P,Q and R connected in the...

    Text Solution

    |

  8. Shown in the figure below is a meter- bridge set up will null deflecti...

    Text Solution

    |

  9. In the circuit shown, a meter bridge is in its balanced state. The met...

    Text Solution

    |

  10. In a meter bridge experiment, null point is obtained at 20 cm from one...

    Text Solution

    |

  11. The accurate measurement of emf can be obtained using.

    Text Solution

    |

  12. In a potentiometer of one metre length, an unknown emf voltage source ...

    Text Solution

    |

  13. A 2 volt battery, a 15 Omega resistor and a potentiometer of 100 cm le...

    Text Solution

    |

  14. A potentiometer wire of length L and resistance 10 Omega is connected ...

    Text Solution

    |

  15. In an experiment to measure the internal resistance of a cell by a pot...

    Text Solution

    |

  16. For comparing the e.m.f.'s of two cells with a potentiometer, a standa...

    Text Solution

    |

  17. A potentiometer circuit is setup as shown. The potential gradient acro...

    Text Solution

    |

  18. In a ammeter 0.2% of main current passes through the galvanometer. If ...

    Text Solution

    |

  19. The resistance in the two arms of the meter bridge are 5 Omega and R O...

    Text Solution

    |

  20. A potentiometer circuit has been setup for finding. The internal resis...

    Text Solution

    |