First slide
Faraday's law of Electromagnetic induction
Question

A coil having 500 square loops each of side 10 cm is placed normal to a magnetic flux which increases at the rate of 1.0 tesla/second. The induced e.m.f. in volts is

Easy
Solution

|e|=NΔBΔtAcosθ

=500×1×10×1022cos0=5V

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