Two coils have a mutual inductance 0.005 H. The current changes in the first coil according to equation I = I0 sin ωt, where InI0=10 A and ω =100 π rad/sec. The maximum value of e.m.f. in the second coil is
(a) π
(b) 5π
(c) 2π
(d) 4π
Correct option (b) 5π
Explanation: