Home
Class 12
PHYSICS
AC measuring instruments measures...

AC measuring instruments measures

A

peak value

B

rms value

C

any value

D

average value

Text Solution

Verified by Experts

The correct Answer is:
B
AC measuring instrument (AC ammeter and voltemeter) always measures rms value.
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise Example 30|1 Videos

  • ELASTICITY

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise MHT CET CORNER|16 Videos

  • ELECTRONS AND PROTONS

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise MHT CET CORNER|19 Videos

Similar Questions

Explore conceptually related problems

Which of the following instruments measures respiration?

Which of the following instruments measures infra-red radiation?

Precision describes the limitation of the measuring instrument' is the statement false?

Potometer is an instrument that measures

Respirometer is an instrument used to measure

Name an instrument to measure wind speed.

Name the instrument used to measure Hb-count.

MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-ELECTROMAGNETIC INDUCTION-MHT CET CONER
  1. Two coils A and B have mutual inductance 2xx10^(-2) Henry if the cur...

    Text Solution

    |

  2. In LCR series circuit , an alternating emf e and current i are given b...

    Text Solution

    |

  3. AC measuring instruments measures

    Text Solution

    |

  4. The rms value of current I ( rms ) is

    Text Solution

    |

  5. If the inductance and capacitance are both doubled in L-C-R circ...

    Text Solution

    |

  6. Two coils of self-inductance L(1) and L(2) are placed closed to each o...

    Text Solution

    |

  7. What will be the self inductance of a coid of 100 turns if a current o...

    Text Solution

    |

  8. In L-C-R circuit power factor at resonance is

    Text Solution

    |

  9. In a LR circuit of 3 mH dinductance and 4 Omega resistance, emf E=4cos...

    Text Solution

    |

  10. Average power in the L-C-R circuit depends upon

    Text Solution

    |

  11. When a current of 2 A is passed through a coil of 100 turns , flux ass...

    Text Solution

    |

  12. When a rod of length l is rotated with angular velocity of omega in a ...

    Text Solution

    |

  13. Same current is flowing in two alternating circuits. The first circuit...

    Text Solution

    |

  14. In an AC circuit, the instantaneous values of e.m.f and current are e...

    Text Solution

    |

  15. An alternating voltage E=200sqrt(2)sin(100t) is connected to a 1 micro...

    Text Solution

    |

  16. What is the value of inductance L for which the current is a maximum i...

    Text Solution

    |

  17. A transformer is used to light a 100 W and 110 V lamp from a 220V main...

    Text Solution

    |

  18. In any AC circuit the emf (e) and the current (i) at any instant are g...

    Text Solution

    |

  19. If coil is opened, then L and R become

    Text Solution

    |

  20. In a circuit, the current lags behind the voltage by a phase differenc...

    Text Solution

    |