A conducting coil, with current (t) = 5.60e -0.0250t sin(120tt), with i in amperes and t in seconds, is placed next to a second coil, end to
end. At t = 0.740 s, a lab tech measures the emf across the second coil, and the result is -3.70 V. What is the mutual inductance (in
mH) of the coils?