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Control Systems

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

 M dx/dt
 M *x
 any of the above
 M d2x/dt2

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Control Systems
When compared to a 1st order LPF, a 2nd order LPF has

 higher cut off frequency.
 faster drop in filter response.
 lower voltage gain.
 higher voltage gain.

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Control Systems
Lead compensator is used to improve ------------------

 Transient response
 Both 1 and 2
None of these
 Steady state response

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Control Systems
In which of the following controller band width is increased?

 proportional plus derivative controller
 proportional plus integral controller
 nether 1 nor 2
 both 1 and 2

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Control Systems
What is the order of a closed loop control system for a plant with a transfer function equal to G(s) = k/s²(1+Ts) and with unity feedback

 2
 3
 0
 1

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Control Systems
Electrical analogous quantity for dash-pot in force-current analogy is

 capacitance.
 conductance.
 inductance.
 resistance.

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