A bar magnet is allowed to fall vertically through a closed copper coil placed in a horizontal plane as shown below. The magnet falls with a net acceleration
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Text Solution
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According to Lenz's Law, the direction of the induced current is such that it opposes the change in magnetic flux that caused it. This means the induced current creates a magnetic field that opposes the motion of the falling magnet. Consequently, a repulsive force is exerted on the magnet by the coil, opposing its downward motion.
Therefore, the net acceleration of the magnet will be less than the acceleration due to gravity (g).
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