A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of 0.200 m2. A coil having 200 turns and a total resistance of 20.0 2 is placed around the electromagnet. The current in the electromagnet is then smoothly reduced until it reaches zero in 20.0 ms. What is the current induced in the coil?
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- As per Faraday's law whenever a conductor is placed inside a varying magnetic field the magnetic field will interact with the conductor to produce an electromotive force. This process is known as electromagnetic induction.
- The emf generated is given by,
Here N is the number of turns in the coil and is the change in magnetic flux.
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