A state the faradays laws of electromagnetic, Ask an Expert

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a. State the Faraday's laws of electromagnetic induction.

b. A conducting circular loop is placed in an uniform magnetic field B=0.020 T with its plane perpendicular to the field. Somehow, the radius of the loop begins shrinking at a constant rate of 1.0 mm/s. Determine the induced emf in the loop at an instant when the radius is 2 cm

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