Question

Find EMF induced when rod is rotating in uniform magnetic field as shown.

(1) \(\frac 12 B \omega L^2\)

(2) \( B \omega L^2\)

(3) \(\frac 32 B \omega L^2\)

(4) \(2 B \omega L^2\)

Answer 1

Correct option is (1) \(\frac 12 B \omega L^2\)