Home
Class 12
PHYSICS
The instrument among the following which...

The instrument among the following which measures the e.m.f of a cell most accurately is

A

a voltmeter

B

an ammeter

C

potentiometer

D

post office box

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MODEL QUESTION PAPER

    TARGET PUBLICATION|Exercise MODEL QUESTION PAPER -II|47 Videos
  • MAGNETISM

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos
  • OSCILLATIONS

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos

Similar Questions

Explore conceptually related problems

The e.m.f. of a cell is a

The e.m.f. of a cell is always

E.m.f. of a cell is measured in

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

The e.m.f. of a cell depends on

The e.m.f. of a cell is independent of

The e.m.f of the following galvanic cells:

How is DeltaG related to e.m.f. of the cell ?

TARGET PUBLICATION-MODEL QUESTION PAPER -MODEL QUESTION PAPER -II
  1. The second law of thermodynamies implies

    Text Solution

    |

  2. A 1.00 xx 10^(-20)kg particvle is performing S.H.M. with a period of 1...

    Text Solution

    |

  3. In Davisson-Germer experiment, if the angle of diffraction is 52^(@), ...

    Text Solution

    |

  4. The refractive index of the material of an equilateral prism is 1.3. T...

    Text Solution

    |

  5. If a particle executing S.H.M. with amplitude A and maximum velocity v...

    Text Solution

    |

  6. lonosphere is used for..........

    Text Solution

    |

  7. Electric field intensity at a point due to an infinite sheet of charge...

    Text Solution

    |

  8. The logic behind NOR gate is that it gives

    Text Solution

    |

  9. Ratio of the amplinudes of interfering waves is 4. Now de ratio of the...

    Text Solution

    |

  10. The U-tabe with limbs of diameters 5 mm and 2 mm contains water of sur...

    Text Solution

    |

  11. In above question, if the centripetal force F is kept constant but the...

    Text Solution

    |

  12. The sine of the angle between hati+3hatj+2hatk and 2hati-2hatj+2hatk i...

    Text Solution

    |

  13. The instrument among the following which measures the e.m.f of a cell ...

    Text Solution

    |

  14. What is the shape of magnet in moving coil galvanometer to make the ra...

    Text Solution

    |

  15. An electron cannot be occupied in

    Text Solution

    |

  16. Beats are produced by the superimposition of two waves of nearly equal...

    Text Solution

    |

  17. Gyromagnetic ratio is a ratio of charge to

    Text Solution

    |

  18. Which of the following is the fusion reaction ?

    Text Solution

    |

  19. Light is incident at an angle i on a glass slab. The reflected ray is...

    Text Solution

    |

  20. If the length of a closed organ pipe is 1m and velocity of sound is 33...

    Text Solution

    |