MHT CET Physics question
A coil is suspended in a uniform magnetic field, with the plane of the coil parallel to the magnetic lines of force. When a current is passed through the coil, it starts oscillating; it is very difficult to stop. But if an aluminium plate is placed near to the coil, it stops. This is due to [AIEEE 2012]
Answer: (D)
Solution
The oscillating coil changes the flux through the aluminium plate, inducing eddy currents that oppose the motion (electromagnetic
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