The magnetic flux through each loop of a 75-loop coil is given by (8.8t-0.5It^3) Tm2 where the time is in seconds.
(a) Determine the induced emf as a function of time.
(b) What is the emf at at t= 1s and t= 4s
(c) Make a graph showing the emf as a function of time between t= 1s and t= 4s