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Control Systems

Control Systems
The error of a system to a ramp input is 1/5, if the type of the system is decreased by one, then the error of unit step input is

 6/5
 5
 0.167
 0.2

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Control Systems
Transient response is improved in case of

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

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Control Systems
The initial slope of Bode plot for a transfer function having no poles at the origin is

 -20dB/decade.
 -10dB/decade.
 0 dB/decade
 +10dB/decade.

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Control Systems
The transfer function for tachometer E(S)/θ(S) is

 K/S
 KS
 K
 KS2

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

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

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Control Systems
For a second order under damped system subjected to unit step input the time response has first peak value to be 4 times the second over shoot. Determine the damping ratio ξ ?

 0.07
 0.707
 0.87
 0.087

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