The battery terminal voltage in the figure below is E = 7.30 V and the current reaches half its maximum value of 8.00 A at t = 0.170 s after the switch is closed.
HINT
Calculate the time constant Ï„ (in s). 0.19 s
What is the potential difference in V across the inductor at t = -0.170 s? 5.00 V
What is the potential difference in V across the inductor at the instant after the switch is closed? 5.00 V