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A choke coil has....

A choke coil has.

A

high inductance and high resistance

B

low inductance and low resistance

C

high inductance and low resistance

D

low inductance and high resistance

Text Solution

Verified by Experts

The correct Answer is:
C
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[" 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 "]

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RESONANCE-ALTERNATING CURRENT-Exercise -1 Part-1
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  4. In the series L-C-R circuit , the voltmeter and ammeter readings are

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  5. In a series LCR circuit, at resonance, power factor is …….. .

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  6. A series LCR circuit containing a resistance of 120 ohm has angular re...

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  7. In an LCR circuit, the capacitance is made one-fourth, when in resonan...

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  8. A resistor R,an inductor L, and a capacitor C are connected in series ...

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  9. A resistor R, an inductor L, a capacitor C and voltmeters V(1),V(2) an...

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  10. A power transformer (step up) with an 1:8 turns ratio has 60 Hz,120 V ...

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  11. A transformer is used to light a 140 W, 24 V lamp from 240 V AC mains....

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  12. In a step-up transformer the voltage in the primary is 220 V and the c...

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  13. The core of a transformer is laminated to reduce

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  14. A capacitor becomes a perfect insulator for

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  15. A choke coil has.

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

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  17. With increase in frequency of an AC supply, the inductive reactance:

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  18. With increase in frequency of an AC supply, the capacitive reactance:

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  19. An ac ammeter is used to measure currnet in a circuit. When a given di...

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  20. In an a.c. circuit consisting of resistance R and inductance L, the vo...

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