An RC circuit initially at rest has a step signal. The response V() across C is V() = 1 - , If now there is an initial voltage on C of 2 volts for the same step signal, V() is now

An RC circuit initially at rest has a step signal. The response V() ac

1.	An RC circuit initially at rest has a step signal. The response V() across C is V() = 1 - , If now there is an initial voltage on C of 2 volts for the same step signal, V() is now
Answer» At t = 0+, V0 = 4 volt. at t = ∞ C open Vf = 4 x 2 = 8 volt.