In a model AC generator, a 501 turn rectangular coil 8.0 cm by 28 cm rotates at 120 rev/min in a uniform magnetic eld of
In a model AC generator, a 501 turn rectangular coil 8.0 cm by 28 cm rotates at 120 rev/min in a uniform magnetic eld of 0.58 T. (a) What is the maximum emf induced in the coil? : V (b) What is the instantaneous value of the emf in the coil at t = (71/32) 5? Assume that the emf is zero at t = 0. E V (c) What is the smallest value of t for which the emf will have its maximum value? :5
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