Automation System
Use of modern control technology in automation systems:

increases yield
All of these
reduces costs
improves reliability
None of these

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Automation System
Stepping motors:

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

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Automation System
The robot:

None of these
represents the most powerful new industrial automation tool currently on the horizon
is very primitive at the present
will be more useful when robot vision is improved significantly
All of these

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