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Control Systems

Control Systems
Which of the following is/are the example of actuator?

 Pneumatic motor
 Hydraulic motor
 All
 Electric motor

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

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

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

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

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Control Systems
A controller transfer function is given by . What is its nature and parameter?

 lag compensator, β = 2
 lead compensator, α = 0.2
 lead compensator, α = 0.1
 lag compensator, β = 10

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Control Systems
The impulse response of an initally relaxed linear system is e-2tu(t). To produce a response of te-2tu(t), the input must be equal to

 (0.5)e-2tu(t).
 e-tu(t).
 2e-tu(t).
 e-2tu(t).

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Control Systems
Time taken by the response to reach and stay within a specified error is called

 Raise time.
 Settling time.
 Peak time.
 Peak overshoot.

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