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Control Systems

Control Systems
The type number of the control system with G(s) = k(s+2)/(s(s²+2s+3) is

 1
 2
 0
 3

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Control Systems
A transfer function has its zero in the right half of the s-plane. The function

 will give stable impulse response
 is minimum phase
 is positive real
 is non-minimum phase

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Control Systems
The open loop transfer function of a unity feedback control system is given by G(s) = k/s(s+1). If the gain k is increased to infinity, then damping ratio will tend to become

 infinite
 zero
 0.707
 unity

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Control Systems
The following transfer function represents a phase-lead compensator?

 (s+4)/(3s+6)
 (s+4)/(s+6)
 (4s+2)/(6s+1)
 1/s

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

 40.
 infinity.
 20.
 0.

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Control Systems
The transfer function of a system is 10/(1 + S) when operated as a unity feedback system, the steady state error to a unit step input will be

 1/11.
 Zero.
 10.
 ¾.

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