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need help with 3.9 For the series RC circuit of figure 3.9, calculate the energy

ID: 1331143 • Letter: N

Question

need help with 3.9

For the series RC circuit of figure 3.9, calculate the energy dissipated by the resistor and the energy stored in the capacitor as a function of time, and show that as 1 rightarrow infinity, the energy stored is equal to the energy dissipated, for any values of R and C. Assume the capacitor is initially discharged. After being open for a long time, the switch in the circuit below is closed at i = 0. Calculate the current IL as a function of time for For the circuit in problem 3.9, assume the switch has been closed for a and then at t = 0 it is opened. Calculate the voltage VL across the inductor of time for what is the

Explanation / Answer

Current is obtianed from ohms as law as V = iR

here V = V

when switch is just closed, Rnet = R1

so current iL = V/R1