Automation System
What is the difference between integral and derivative control?

All of these
integral control has slower response to an error signal.
derivative control responds to a change in the rate of change in the error signal
derivative control does not eliminate offset error
None of these

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Automation System
A process controller:

None of these
can solve a PID process control equation easily
is useful in a continuous process control application
can interface to digital and analog I/O
All of these

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