Suppose the emf of the battery in the circuit shown in Fig. 30-16 varies with time t so that the current is given by i(t) 3.0 + 5.0t, where i is in amperes and t is in seconds. Take R = 4.0 Ω and L = 6.0 H, and find an expression for the battery emf as a function of t.

Transcribed Image Text:

0 HB -Bb