railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Control Systems Time Response Analysis
Which of the following is correct for over-damped and under-damped system, respectively?
1
ξ = 0, ξ = -1
2
ξ > 1, 0 < ξ < 1
3
ξ > 1, ξ = 0
4
0 < ξ < 1, ξ = -1