Automation System
A smart solid-state sensor is:

All of these
one that integrates both logic and a solid-state sensor into one unit.
one that has two or three substrates
None of these
not available today

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Automation System
Stepping motors:

can run at varying speeds
can run both clockwise and counterclockwise
All of these
can be built to index different amounts by changing the pole configuration
do not require commutators

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Automation System
Ergonomics refers to:

the human aspect of the environment around the workstation as well as the workstation itself
None of these
the cost relationship of the workstation versus productivity
the level of involvement the operator has with the workstation
the technology involved in the workstation itself

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