Home
Class 12
PHYSICS
An inductor-coil having some resistance ...

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

A

induced emf in the inductor

B

Current

C

Both a and b

D

Neither a nor b

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ALTERNATING CURRENT

    DC PANDEY|Exercise Level 2 Subjective|10 Videos

  • ATOMS

    DC PANDEY|Exercise MEDICAL ENTRANCES GALLERY|42 Videos

Similar Questions

Explore conceptually related problems

Which of the following has/have zero average value in a plane electromagnetic wave?

For an ideal gas molecules the following quantities having zero average values are.

Which of the following have zero average value in a plane electromagnetic wave?

In a plane electromagnetic wave which of the following have zero average value ?

What is the average value of a.c. over a full cycle ?

An ac source is connected to a resistive circuits. Which of the following statements are false ?

A resistance is connected to a n AC source. If a capacitor is induced in the series cirucit, the average power absorbed by the resistance

A resistor of resistance 50 Omega is connected to a power source at 220 V. Calculate the peak voltage and average voltage over half cycle if frequency of source is 50 Hz. Also calculate the rms value of current.

DC PANDEY-ALTERNATING CURRENT-JEE MAIN
  1. An inductor coil stores U energy when i current is passed through it a...

    Text Solution

    |

  2. The dimensions of magnetic flux are

    Text Solution

    |

  3. Two inductors L(1) and L(2) are connected in parallel and a time varyi...

    Text Solution

    |

  4. A resistance is connected to a n AC source. If a capacitor is induced...

    Text Solution

    |

  5. Which of the following plots may represent is impedence of a series LC...

    Text Solution

    |

  6. An inductor-coil having some resistance is connected to an AC source. ...

    Text Solution

    |

  7. The variation of induced emf (E) with time (t) in a coil if a short ba...

    Text Solution

    |

  8. An inductor L is allowed to discharge through capacitor C. The emf ind...

    Text Solution

    |

  9. The voltage time (V-t) graoh for triangular wave having peak value (V0...

    Text Solution

    |

  10. A rectangular loop os sides of length l an db is placed in x-y plane. ...

    Text Solution

    |

  11. In an LCR circuit R=100 ohm. When capacitance C is removed, the curren...

    Text Solution

    |

  12. Some cases are given below. Identify the case in which emf is induced ...

    Text Solution

    |

  13. Two coils have self-inductance L(1) = 4mH and L(2) = 1 mH respectively...

    Text Solution

    |

  14. For the circuit shown

    Text Solution

    |

  15. In the series LCR circuit as shown in figure, the heat developed in 80...

    Text Solution

    |

  16. The current flowing in a wire fluctuates sinusoidally as shown in the ...

    Text Solution

    |

  17. There is a conducting ring of radius R. Another ring having current i ...

    Text Solution

    |

  18. At a perpendicular place on the earth, the horizontal component of ear...

    Text Solution

    |

  19. An LC circuit contains a 20mH inductor and a 50muF capacitor with an i...

    Text Solution

    |

  20. A magnet is taken towards a conducting ring in such a way that a const...

    Text Solution

    |