-/2 points SerPSE8 32.My Notes | Question Part Points Submissions Used Consider the circuit shown in the figure below where L = 4.60 mH and R2 = 420 ....

29.–/2 points SerPSE8 32.P.017.My Notes |Question PartPointsSubmissions UsedConsider the circuit shown in the figure below where L = 4.60 mH and R2 = 420 Ω.(a) When the switch is in position a, for what value of R1 will the circuit have a time constant of 14.9 µs? kΩ(b) What is the current in the inductor at the instant the switch is thrown to position b? mA