The switch in the circuitb shown below has been in position

Question

Question:
The switch in the circuit (a) has been open for a long time. It is closed at time t-0. Find V_out(t) for t>0.

Question:

The switch in the circuit(b) shown below has been in position A for a long time. It is moved to position B at time t=0. Find V_out(t) for t>0.

Question:

The switch in the circuit(b) above has been in position B for a long time. It is moved to position A at time t=0. Find V_out(t) for t>0.