Automation System
The rectangular boundary around a specific area on the display is called

a view plane
a conic section
None of these
a view point
a window

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Automation System
What is the process lag?

The time it takes for the sensor to respond to a changed.
The lag in the error signal when the setpoint is changed.
None of these
The time it takes for the mass of the process to respond to an input change.
All of these

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Automation System
What is proportional control?

It has a discrete output for each error value
The gain is independent of offset error.
The controller output varies continuously over a range
None of these
All of these

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