An ac generator consists of eight turns of wire each having, Ask an Expert

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An AC generator consists of eight turns of wire, each having area A = 0.0890 m2, with a total resistance of 11.4 ?. The loop rotates in a magnetic field of 0.482 T at a constant frequency of 63.6 Hz.

(a) Find the maximum induced emf.

(b) What is the maximum induced current?

= ( V)sin(?t) I = ( A)sin(?t) ? =

(d) What maximum torque must be applied to keep the coil turning?

N · m

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