Automation System
A microprocessor is:

All of these
None of these
relatively inexpensive
controlled by a program
an integrated circuit

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Automation System
A stepping motor;

can index positional movement.
has a commutator
None of these
is a good choice where continuous rotation is needed
has a speed proportional to voltage input

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Automation System
An aneroid barometer

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

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Automation System
A continuous process is:

used only with analog controllers.
self-contained in that raw materials enter the process and an identifiable products exits the process.
None of these
one that never shuts down
used only for simple tasks

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