The inductance of a single layer coil of 50 turns is 5 mH. If the no. of turns is doubled, the inductance of the coil will become (a) 2.5 mH (b) 5 mH (c) 10 mH (d) 20 mH

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Capacitor

The capacitor is an element used to store electrical energy in the electrical field. A capacitor is a form of passive energy.