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

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

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Automation System
Pressure sensors:

All of these
use the piezoresistive effect in strain gauge sensors
use an aneroid chamber with a variable resistance output
None of these
use capacitive variations to sense pressure

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Automation System
What is offset error?

None of these
the difference between the control setpoint value and the actual value.
All of these
the difference between the sensor input and the absolute sensed parameter.
the difference between the controller output and the setting of the manipulated variable.

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Automation System
If the transient response of a system is overdamped:

the value of the output exceeds the value of the input at times during the transient period.
the value of the output never stabilizes.
None of these
the value of the output never exceeds the value of the input during the transient period.
All of these

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