Homework Help: Physics

Posted by BAdams on Wednesday, June 4, 2008 at 2:15pm.

George has a bar magnet and a coil connected to a battery. To perform an experiment, he needs to use different values of current through the wire. How can he generate different values of electric current through the wire without connecting any other device in the circuit?

Physics - BAdams, Wednesday, June 4, 2008 at 2:16pm
My Answer: Bring the magnet closer to or further away from the coil.

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