Automation System
What is the process lag?

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

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Automation System
How is the integral mode implemented on a digital controller?

the error signal is summed over a discrete time interval and accumulated by the controller
the digital controller cannot handle integral mode
All of these
the error is divided into discrete amounts
None of these

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