Automation System
Automation normally means:

no change in jobs.
None of these
a net loss of jobs.
a net increase in jobs.
All of these

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Automation System
Stepping motors:

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

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Automation System
One of the major benefits of using CAD in tool design is that:

None of these
there is better coordination in the materials-handling area
product design represents approximately one-half the engineering costs
tool motions can be checked to see if there is interference between the tool and the object
it simplifies the trial-and-error method

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