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Control Systems

Control Systems
Force balancing equation of a dash-pot element is (where, x = displacement)

None of these
 B dx/dt
 B d2x/dt2
 B *x

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Control Systems
Which one of the following is the steady state error for a step input applied to a unity feedback system with the open loop transfer function G(s) = 10/(s²+14s+50)?

 1
 infinite
 0
 0.83

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Control Systems
Given a unity feedback system with G(s) = k/s(s+4), the value of k for damping ratio of 0.5 is

 4
 16
 64
 1

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

 0.
 50.
 20.
 infinity.

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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

 0.2
 6/5
 0.167
 5

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Control Systems
If the bandwidth of the system is very large, the system response is

 slower
 independent of bandwidth
None of these
 faster

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