with time as I = b t2 − a t.
With a = 11 A/s and b = 7 A/s2, find
the magnitude of the induced emf, |E|, at
t = 0.5 s.
Answer in units of V.
2)At what time is the emf zero?
Answer in units of s.
3)Calculate the resistance in an RL circuit in
which L = 1.67 H and the current increases to 85.2% of its final value in 4.57 s.
Answer in units of Ohm
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