Automation System
The main function(s) of computer in CAD is/are

None of these
To serve as an extension to the memory of the designer
All of these
To enhance the analytical and logical power of the designer
To relieve the designer from routine repetitious tasks.

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Automation System
An aneroid barometer

can measure only atmospheric pressure
None of these
is very unreliable
can be used to measure gas or liquid flow rates
measures pressure by sensing deflection of an evacuated chambers.

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Automation System
What is the process lag?

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

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