Home
Class 12
PHYSICS
In ac circuit when ac ammeter is connect...

In ac circuit when ac ammeter is connected it reads `i` current if a student used dc ammeter in place of ac ammeter the reading in the dc ammeter will be:

A

`(i)/sqrt(2)`

B

`sqrt(2i)`

C

0.637i

D

Zero

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT

    PHYSICS GALAXY - ASHISH ARORA|Exercise Numerical MCQs|60 Videos
  • ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT

    PHYSICS GALAXY - ASHISH ARORA|Exercise Advance MCQs|33 Videos
  • ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT

    PHYSICS GALAXY - ASHISH ARORA|Exercise Discussion Question-|21 Videos
  • CURRENT ELECTRICITY

    PHYSICS GALAXY - ASHISH ARORA|Exercise All Questions|389 Videos
  • ELECTROSTATICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numberical Problems|73 Videos

Similar Questions

Explore conceptually related problems

Find the ammeter reading in the circuit

Reading of ammeter is

The ammeter reading in the given circuit is

The reading of ammeter in the circuit is

If an ammeter is to be used in place of a voltmeter, then we must connect with the ammeter a

In the circuit shown in figureure, the reading of the AC ammeter is .

The reading of ammeter

An alternating voltage V =200sqrt2 sin 100 t where V is in volt and t in sec is connected to a series combination of imuF capacitor and 10Omega resistor throught an ac ammeter The reading of the ammeter will be .

The reading of the ideal ammeter in the circuit is

In the circuit shown, the reading of ammeter is:

PHYSICS GALAXY - ASHISH ARORA-ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT-Conceptual MCQs
  1. The average and RMS value of voltage for square wave shown in figure-5...

    Text Solution

    |

  2. When a loop moves towards a stationary magnet with speed v, the induce...

    Text Solution

    |

  3. In ac circuit when ac ammeter is connected it reads i current if a stu...

    Text Solution

    |

  4. If v alue of R is changed in the series RLC circuit shown in figure-5....

    Text Solution

    |

  5. A circuit consists of a circular loop of radius R kept in the plane of...

    Text Solution

    |

  6. Which of the following material is ferromagnetic

    Text Solution

    |

  7. In series RLC AC circuit, at resonance, the current is:

    Text Solution

    |

  8. In the circuit of Fig. (1) and (2) are ammeters. Just after the key K ...

    Text Solution

    |

  9. The value of current in two series LCR circuits at resonance is same w...

    Text Solution

    |

  10. A and B two metallic rings placed at opposite sides of an infinitely l...

    Text Solution

    |

  11. The area of B-H hysteresis curve is an indication of:

    Text Solution

    |

  12. Two identical conducting rings A and B of radius R are rolling over a ...

    Text Solution

    |

  13. A constant force is being applied on a road of length 'l' kept at rest...

    Text Solution

    |

  14. AB and CD are fixed conducting smooth rails placed in a vertical plane...

    Text Solution

    |

  15. An alternating current I in an inductance coil varies with time t acco...

    Text Solution

    |

  16. A small circular loop is suspended from an insulating thread. Another ...

    Text Solution

    |

  17. In the figure shown a T-shaped conductor moves with constant angular v...

    Text Solution

    |

  18. The permanent magnetic moment of the atoms of a material is not zero. ...

    Text Solution

    |

  19. The ring B is coaxial with a solenoid A as shown in figure. As the swi...

    Text Solution

    |

  20. Magnetic permeability is maximum for

    Text Solution

    |