Automation System
Many things can be done to minimize downtime loss. Identify two of them.

None of these
both b and c
establish a user forum program
provide an extra workstation
stock critical spare parts

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Automation System
Pressure sensors:

use the piezoresistive effect in strain gauge sensors
use an aneroid chamber with a variable resistance output
use capacitive variations to sense pressure
None of these
All of these

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

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

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Automation System
The computer graphics system called SKETCHPAD was demonstrated at

Cranfield Institute of Technology, London, 1962
Imperial college of Science and Technology, London, 1973
None of these
Massachusetts Institute of Technology in 1963
University of Aston, Birmingham, 1960

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