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The coil of a choke in a circuit...

The coil of a choke in a circuit

A

increases the current

B

decreases the current

C

does not change the current

D

has high resistance to d.c. circuit.

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MODERN PUBLICATION-TEXTUAL QUESTIONS-EXERCISE
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  5. If a wire is stretched to make it 0.1% longer, its resistance of will

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  18. A wire when connected to 220 V mains supply has power dissipation P1. ...

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