Automation System
Which of the following may be classified as an automation system?

automated warehouses
numerically controlled machine tools
robotics
All of these
None of these

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Automation System
What is the process lag?

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

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Automation System
A flip-flop:

None of these
is a sequential logic device
remembers what was previously stored in it
(a) and (c)
is a combinational logic device

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