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Control Systems

Control Systems
The impulse response of the system described by the differential equation will be

 e6t.
 e-3t u(t).
 1/3.
 (1/3) × (1-e-3t).

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Control Systems
A second order control system has F(jω) = 100/(100 - ω² + 10√2 jω). Find the resonant peak?

 1.5
 1
 0.707
 0.5

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Control Systems
A proportional plus integral controller

 increases the stability of the system
 has high sensitivity
 it increases rise time
 both 2 and 3

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

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

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Control Systems
A system of constant voltage and constant frequency is called _________________ system.

None of these
  zero.
  infinite.
  feedback.

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Control Systems
A second order system has peak over shoot = 50% and period of oscillations 0.2 seconds. Find the resonant frequency?

 32.16 rad/s
 29.74 ra/s
 30.63 rad/s
 31.41 rad/s

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