A circular coil of area $0.04 m^2$, 200 turns and resistance 2 $\Omega$ changes from $0.1 \;Wb \;m^{−2}$ to $0.04 \;Wb\; m^{−2}$ in $0.02 \text{seconds}$. Find the induced emf.

Question

1. (A) 24V

(B) 12V

(C) 6V

(D) 36V