A security alarm for an office building door is modeled by the circuit shown. The switch represents the door interlock, and V is the alarm indicator voltage. The switch has been closed for a long time at t=0. find the voltage, v(t), for t>0 for the circuit shown.
Please see attached file for circuit.© BrainMass Inc. brainmass.com February 24, 2021, 2:10 pm ad1c9bdddf
This solution finds the voltage for a security alarm circuit.