Automation System
Which of the following devices would be classified as a robot by the Robot Institute of America?

All of these
Artificial hand
Pick-and-place manipulator
None of these
Automobile

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Automation System
Relay ladder logic is used in a PC because:

it is impossible to write a control program for a machine in any other logic
it is the best industrial control language ever developed.
All of these
None of these
most industrial control personnel are familiar with relay ladder logic diagrams and this is the easiest for them to use

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Automation System
Straight-line operations:

must be parallel to one of the axes of the coordinate system
must be limited to two per workpiece
None of these
can include diagonal cuts if they aren't curved
All of these

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Automation System
Stepping motors:

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

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