Solve the following question:
Question: The current in a 50.0 mH inductor changes with time as I = 2t2 - 5t (in SI units).
Part a. Find the magnitude of the induced emf at t = 1.00 s.
_____mV
Part b. Find the magnitude of the induced emf at t = 4.00 s.
_____mV
Part c. At what time is the emf zero?
_____s
Your answer must be supported by illustrations.