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Automatic Control Systems

Automatic Control Systems
The sensor generally used in incremental optical encoder is

LED
LCD
Photodiode
Either (a) or (b)

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Automatic Control Systems
In force current analogue, mechanical mobility is analogous to

Reactance X
Conductance G
Impedance Z
Admittance Y

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Automatic Control Systems
Bandwidth is proportional to speed of response.

False
True

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Automatic Control Systems
The poles with greater displacement from the real axis correspond to

Unbounded output
Lower frequencies of oscillations
Higher frequencies of oscillations
Stable response

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Automatic Control Systems
Which of the following is open loop system?

Wind screen wiper
Respiratory system of animal
Aqualing
System for controlling antirocket missiles

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Automatic Control Systems
A lead compensator

None of these
Increases the stability margin
Increases the stability margin and speeds up the transient-response.
Speeds up the transient response

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