Home
Class 12
PHYSICS
State the expression for emf of an AC so...

State the expression for emf of an AC source.

Promotional Banner

Topper's Solved these Questions

  • AC CIRCUITS

    CHETANA PUBLICATION|Exercise Exercise|122 Videos

  • Current Electricity

    CHETANA PUBLICATION|Exercise Exercise|92 Videos

Similar Questions

Explore conceptually related problems

State the expression for current of AC source.

State the expression for work done when displacement and force makes an angle Theta OR State the expression for work done when force is applied making an angle Theta with the horizontal force

State the expression for magnetic force acting on a charge moving with velocity barv in an uniform magnetic field barB . State the important features of this force?

State the expression for the maximum induced emf in case of translational motion of a conductor in a uniform magnetic field

State the expression for the time period of angular oscillations of the bar magnet.

State the expression for magnetic field due to:- semi - infinite straight wire.

State the expression for magnetic field due to:- infinity long, straight wire,

State the expression of mean free path and state the terms involved.

State the expression for magnetic field at an axial point produced by current carrying loop. Hence find the expression for the magnetic field:- at the centre of a loop,

State the expression for magnetic field at an axial point produced by current carrying loop. Hence find the expression for the magnetic field:- at the centre of a coil having N turns.

CHETANA PUBLICATION-AC CIRCUITS-Exercise
  1. State the expression for emf of an AC source.

    Text Solution

    |

  2. A LCR series circuit has the impedance of 240 ohm. If R = 120 Omega, f...

    Text Solution

    |

  3. In LCR series circuit a voltmeter is connected in turn acrosstheendsof...

    Text Solution

    |

  4. What inductive reactance will a 1/piH inductor have at the 50 Hz frequ...

    Text Solution

    |

  5. What is the period of a 50 Hz voltage wave?

    Text Solution

    |

  6. An inductor draws 5A of current at 230 V, 50 Hz. Find the value of ind...

    Text Solution

    |

  7. A capacitor draws 10 Aof current at 230 V, 50 Hz. Find the capacitive ...

    Text Solution

    |

  8. A circuit connected to a 200 V supply takes a current of 4.8 A. If the...

    Text Solution

    |

  9. A voltage e = 50 sqrt2 sin 314.0 t volt is applied across a 10 ohm res...

    Text Solution

    |

  10. A voltage e = 50 sqrt2 sin 314.0 t volt is applied across a 10 ohm res...

    Text Solution

    |

  11. A voltage e = 50 sqrt2 sin 314.0 t volt is applied across a 10 ohm res...

    Text Solution

    |

  12. A 2H inductor of negligible resistance is connected to a 50 V, 50 Hz p...

    Text Solution

    |

  13. A 2H inductor of negligible resistance is connected to a 50 V, 50 Hz p...

    Text Solution

    |

  14. A peak value of alternating voltage is 494.97 V. Find reading on voltm...

    Text Solution

    |

  15. In a purely inductive ac circuit L = 25 mH and peak voltage of ac supp...

    Text Solution

    |

  16. An inductor has a reactance of 125.6 Omega at 200 Hz. What is the indu...

    Text Solution

    |

  17. An alternating e.m.f. given by e = 50 sin 314t is applied to a pure re...

    Text Solution

    |

  18. An alternating e.m.f. given by e = 50 sin 314t is applied to a pure re...

    Text Solution

    |

  19. An alternating e.m.f. given by e = 50 sin 314t is applied to a pure re...

    Text Solution

    |

  20. An alternating e.m.f. given by e = 50 sin 314t is applied to a pure re...

    Text Solution

    |

  21. A 60 watt lamp is connected to an alternating e.m.f. of peak value 230...

    Text Solution

    |