Automation System
For a type 2 system, the steady-state:

input for acceleration input is always non-zero
None of these
All of these
error for a step input is always zero
error for a velocity input is always zero

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

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

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Automation System
A venturi tube:

None of these
measures the presence of a liquid
can be used to measure gas or liquid flow rates
is extremely difficult to use
is made only of metal

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