A capacitor C is charged to an initial potential of 70.0 V, with an initial char

Question

A capacitor C is charged to an initial potential of 70.0 V, with an initial charge of Qa It in a circuit with a switch and an inductor with inductance L 2.63 x 10-2 H and resistance R, At t 0, the switch is closed, and the curve below shows the potential V across the capacitor as a function of time t 0 0.1 0.2 03 0.4 0.5 0.6 0.7 08 09 1 (in milliseconds) pt Calculate the energy in the circuit after a time of 17 periods. Note that the curve passes through a grid intersec- tion point. (in J) co 8.17 x 10 25. AO 5.23 x 10 BO 6.54 x 10 x DO 1.02 x 10 s EO 1.28 x 10 s Fo 1.60 Go 200 x 10 HC 2.49 x 10 3 pt Calculate the time required for 90% of the initial energy to be dissipated. 3 (in s 3 co 1.68 x 10 26. AO 1.31 x 10 BO 1.49 x 10 FO 242 x 10 DO 1.90 x 10 EO 2.14 x 10 GO 274 x 10 HO 309 x 10-3

Explanation / Answer

26 a

25 c

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