Networks Analysis and Synthesis - Engineering

Q1:

Evaluate the value of 2 [u (t - 1) - u (1 - 2t)] (u ( t + 1) + u (t)) at t = 3 sec.

A 0

B 4

C

D 1

ANS:B - 4

2[u(2) - u(1 - 6)] [u(4) + u(3)]  2 [1 - 0] [1 + 1]  4.