Two coils have a mutual inductance of $0.01 \ H$. The current in the first coil changes according to the equation $I = 5 \sin(200 \pi t)$. The maximum value of the e.m.f. induced in the second coil is:
- A$10\pi \ V$
- B$0.1\pi \ V$
- C$\pi \ V$
- D$0.01\pi \ V$
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