Question

In the figure, R = 12 Ω, C =8 μF, and L = 3 mH, and the ideal battery has emf = 32 V. The switch is kept in position a for a long time and then thrown to position b. What are

WHE R a b HE C L 000

(a) the maximum charge in the capacitor plates?

(b) the angular frequency of the charge oscillations?

(c) the maximum value of the current in the circuit?

(d) the maximum electromagnetic energy in the circuit?

Answer 1

Given, R2122 3 m H { 232v L a 8 x 10 10-6 X 32 6 stored either in the ca 8 MP E un th m (9) Maximum charge on capacitor Plates in Q =CE 256 X 100 Q = 256 uc (b) Angular frequency 3x10-3 X 8x10-6 6.4549 x 103 value of (c) maximum current in the circuit I=WQ 6.4949x103 x 256 x 10-6 > I 165 (d) Maximum energy in the in ductor. wa the J 3x 51 А. - capacitor or Maximum energy, Us 2 CEL x 322 2 х8х166 U 24.096 X 1093 J