Home
Class 12
PHYSICS
For an ideal inductor, connected across ...

For an ideal inductor, connected across a sinusoidal ac voltage source, state which one of the following quantity is zero:
(i) Instantaneous power is zero :
(ii) Average power over full cycle of the ac voltage source.

A

Zero

B

infinity

C

1W

D

Between 0 to 1 W

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • Mock Test 32: PHYSICS

    AAKASH INSTITUTE ENGLISH|Exercise Example|21 Videos

  • Mock Test 34: PHYSICS

    AAKASH INSTITUTE ENGLISH|Exercise Example|27 Videos

Similar Questions

Explore conceptually related problems

An inductor-coil having some resistance is connected to an AC source. Which of the following quantities have zero average value over a cycle?

If an ac source is connected across ideal capacitor and current passing through it is denoted by curve (a) then instantaneous power is denoted by curve

Prove that the current flowing through an ideal inductor connected across a.c. source, lags the voltage in phase by pi/2 .

Which of the following quantities have zero average value over a cycle.If an inductor coil having some resistance is connected to a sinusoidal AC source.

In an AC circuit, voltage V = V_(0)sin omegat and inductor L is connected across the circuit. Then the instantaneous power will be

Which of the following is true for an ideal capacitor connected to a sinusoidal voltage source ?

In a series L-R circuit, under which condition the power loss will be least for an a.c voltage source?

Two identical incandescent light bulbs are connected as shown in figure. When the circuit is an AC voltage source of frequency f, which of the following observations will be correct.

Can the instantaneous power output of an ac source ever be negative ? Can the average power output be negative ?

An inductor, a capacitor, and a resistor are connected in series. The combination is connected across an ac source. Statement 1: Peak current through each remains same. Statement 2: Average power dielivered by source is equal to average power developed across resistance.

AAKASH INSTITUTE ENGLISH-Mock Test 33: PHYSICS-Example
  1. The average value of an alternating voltage V=V(0) sin omega t over ...

    Text Solution

    |

  2. There is no resistance in the capacitive circuit shown. Then charge on...

    Text Solution

    |

  3. Which of the following is true for an ideal capacitor connected to a s...

    Text Solution

    |

  4. A direct current of 5 amp is superimposed on an alternating current I=...

    Text Solution

    |

  5. For an ideal inductor, connected across a sinusoidal ac voltage source...

    Text Solution

    |

  6. A resistor and a capacitor are connected in series with an AC source. ...

    Text Solution

    |

  7. The following series L-C-R circuit , when driven by an emf source of a...

    Text Solution

    |

  8. In an electrical circuit R,L, C and a.c voltage source are all connect...

    Text Solution

    |

  9. If a 16Omegaresistance and 12 Omega inductive reactance are present in...

    Text Solution

    |

  10. The diagram shows a capacitor C and a resistor R connected in series t...

    Text Solution

    |

  11. Define quality factor in electrical resonance circuit. Find quality fa...

    Text Solution

    |

  12. If resistance R =100 Omega, inductance L = 12mH and capacitance C=15mu...

    Text Solution

    |

  13. A 12 Omega resistor and a 0.21 H inductor are connected in series to a...

    Text Solution

    |

  14. In a circuit L,C and R are connected in series with an altematng volta...

    Text Solution

    |

  15. A capacitor of capacitance Chas initial charge Q0 and connected to an ...

    Text Solution

    |

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

    Text Solution

    |

  17. In series LCR circuit, the phase difference between voltage across L a...

    Text Solution

    |

  18. In an ideal transformer the number turns of primary and secondary coil...

    Text Solution

    |

  19. Quantity that remains unchanged in a transformer is

    Text Solution

    |

  20. The primary and secondary coils of a transforme have 50 and 1500 turns...

    Text Solution

    |