Q: Suppose you have a coil of wire and a bar magnet. Describe how you could use them to generate an electric current.
Ans: First of all we will connect coil ends with Galvanometer, then we will move magnet in and out of the coil of wire. Then, varying magnetic field lines will pass from the coil. With constantly moving of magnet in and out of coil, galvanometer will show deflections left and right, which shows electric current is generated.
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