What happens and how the principle of energy conservation

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Consider a conducting loop of length l and width w, as shown in Figure P12.1.3, rotated about its axis (shown by the broken line) at a speed of ω_m rad/s under the influence of a magnetic field B.

(a) Obtain an expression for the induced emf, assuming the angle θm is zero at t = 0 and θ_m = ω_mt.

(b) If a resistor R is connected across terminals a-a', explain what happens and how the principle of energy conservation is satisfied.

Reference no: EM131116937

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