A 9.6 cm diameter circular loop of wire is in a 1.10-T magnetic field. The loop...

Question

Question

A 9.6 cm diameter circular loop of wire is in a 1.10-T magnetic field. The loop is removed from the field in 0.15 s. What is the average induced emf?

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Answer 1

Answer #1

emf = |dfie/dt|
= |d(BA)/dt|
= A * |dB/dt|
= pi*0.048^2 * | (0 - 1.10) / 0.15 |
= 5.31 * 10^ -2 V

Answer 2

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