1. [-!2 Points] DETAILS Consider the circuit shown in the figure below. (Assume .L = 5.25 mH and R2 = 445 0.) s L (I + 24.0 1" {a} When the switch is in position a, for what value ole will the circuit have a time constant of 14.5 us? :m (b) IWhat is the current in the inductor at the instant the switch is thrown to position b? Em 2. [-M- Points] DETAILS MY NOTES E The switch in the gure below is connected to position a for a long time interval. At t = 0, the switch is thrown to position b. After this time, what are the following? (Let C = 1 '30 pH} 10.0\" 0.100H a 0'2!" (a) the frequency of oscillation of the LC circuit Hz (b) the maximum charge that appears on the capacitor Em (C) the maximum current in the inductor SM (d) the total energy the circuit possesses at t = 3.00 s Sun 3. [-;"1 Points] DETAILS l M' At the instant a current of 0.90 A is owing through a coil of wire, the energy stored in its magnetic field is 8.0 x 103 J. What is the self-inductance of the coil (in H)\":I |:|H