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Exam Questions Papers - Engineering

Q1:

For a given transfer function: Damping ratio is:

A 0.707

B 0.695

C 1.414

D 0.798

ANS:A - 0.707

1 + G(s)H(s) = s2 + 2s + 2 ωn = 2 , 2εeωn = 2, εe = = 0.707.