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Control Systems

Control Systems
A ramp input applied to an unity feedback system results in 5% steady state error. The type number of the system is...........?

 1
 3
 5
 2

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Control Systems
The magnitude of a transfer function G(jω)H(jω) at gain cross over frequency is

 infinity
 0
 1
 any of the above

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Control Systems
Find the stability for the following transfer function G(s) = 50/s(s+5) ?

 Critically stable
 Unstable
 Stable
 Marginally stable

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Control Systems
Transient response is improved in case of

 lag network.
 none of these.
 lead network.
 both A and B.

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Control Systems
For a unity feedback control system open loop transfer function then velocity error constant is

 10.
 infinity.
 50.
 0.

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Control Systems
Time response for a second order control system depends on value of ξ. If ξ>1 then the system is called as

 over damped system.
 undamped system .
 under damped system.
 critically damped system.

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