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Automatic Control Systems

Automatic Control Systems
DC tachogenerator can be used in

Speed control system
Position control system
Neither A nor B
Both A and B

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Automatic Control Systems
Which dc servomotor requires strongest permanent magnet?

Surface wound with stationary rotor
Surface wound armature
Either A or B
Slotted armature

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Automatic Control Systems
Transport lag usually exists in

Thermal, hydraulic and pneumatic systems
Thermal systems
Pneumatic systems
Hydraulic systems and thermal systems

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Automatic Control Systems
A lead compensator

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

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Automatic Control Systems
The distance of poles from origin depends on

Both A and B
Neither A nor B
Uqndamped natural frequency
Damping ratio

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Automatic Control Systems
In Bode plots the frequency at which two asymptotes meet is called corner frequency.

False
True

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