Exam Questions Papers - Engineering

Q1:

System is at rest for t < 0. Vs = sin 2t. Determine v(t) for t greater than zero.

A

B

C

D

ANS:D -

KCL at node V Natural response from s + 2, is Ae-2t For Vs = sin 2t, s = 2j Steady state response Since the system is at rest for t < 0 Now substituting t = 0, we get