Home
Class 12
PHYSICS
A choke coil has....

A choke coil has.

A

High inductance and low resistance

B

Low inductance and high resistance

C

High inductance and high resistance

D

Low inductance and low resistance

Text Solution

Verified by Experts

The correct Answer is:
A

A choke coil is an electrical appliance used for controlling current in an ac circuit.
`X_(L) gt gt R ` to avoid power dissipation.
Promotional Banner

Topper's Solved these Questions

  • ALTERNATING CURRENT

    ERRORLESS|Exercise Assertion & Reason|13 Videos
  • ALTERNATING CURRENT

    ERRORLESS|Exercise NCERT Based Questions (A.C. Circuits)|76 Videos
  • ATOMIC AND NUCLEAR PHYSICS

    ERRORLESS|Exercise Assertion and Reason|23 Videos

Similar Questions

Explore conceptually related problems

[" Which of the following "],[" statements are correct in "],[" the case of choke coil? "],[" A) Choke coil works on the "],[" principle of wattless current "],[" B) A choke coil has high "],[" inductance and low "],[" resistance "],[" C) A choke coil is preferred "],[" to a rheostat in ac circuit as "],[" it consumes almost zero "],[" power "],[" D) Choke coil is used to "],[" control both ac and de "]

A choke coil used as resistance in

A choke coil is preferred to a rheostate in AC circuit as

A choke coil in a transformer of negligible resistance carries 5 mA current when it is operated at 220 V. The loss of power in the choke coil is –

A choke coil is preferred to a resistance for reducing current in an ac circuit because .

A lamp with a resistance of 8 Omega is connected to a choke coil as shown in fig. this arrangement is connected to an alternating source of 110V. The current in the circuit is 11A. The frequency of the ac is 60 Hz. Find (a) the impedence of the circuit and (b) the value of inductive of the choke coil.

ERRORLESS-ALTERNATING CURRENT-Past Years Questions
  1. An a.c. source of angular frequency omega is fed across a resistor R a...

    Text Solution

    |

  2. An alternating current of frequency 'f' is flowing in a circuit contai...

    Text Solution

    |

  3. An AC voltage is applied to a resistance R and an inductance L in seri...

    Text Solution

    |

  4. A resistance R draws power P when connected to an AC source. If an ind...

    Text Solution

    |

  5. In a circuit L, C and R are connected in series with an alternating vo...

    Text Solution

    |

  6. A coil of inductive reactance 31 Omega has a resistance of 8 Omega. I...

    Text Solution

    |

  7. An inductor 20 mH, a capacitor 100 muF and a resistor 50 Omega are con...

    Text Solution

    |

  8. A choke coil has.

    Text Solution

    |

  9. The coil of choke in a circuit

    Text Solution

    |

  10. An oscillator circuit consists of an inductance of 0.5mH and a capaci...

    Text Solution

    |

  11. A transmitter transmits at a wavelength of 300 m. A condenser of capac...

    Text Solution

    |

  12. Which of the following combinations should be selected for better turn...

    Text Solution

    |

  13. A fully charged capacitor C with initial charge q(0) is connected to a...

    Text Solution

    |

  14. The potential differences across the resistance, capacitance and induc...

    Text Solution

    |

  15. The magnetic potential energy stored in a certain inductor is 25mJ, wh...

    Text Solution

    |

  16. An inductor 20 mH, a capacitor 100 muF and a resistor 50 Omega are con...

    Text Solution

    |

  17. A 30 mu F capacitor is connected to a 150 V, 60 Hz ac supply. The rms ...

    Text Solution

    |

  18. A seriesLCR circuit is connected to an ac voltage source. When L is re...

    Text Solution

    |

  19. A capacitor of capacity C is connected in A.C circuit. If the applied ...

    Text Solution

    |

  20. A capacitor and a resistor are connected in series with an a.c. source...

    Text Solution

    |