Automation System
Ergonomics refers to:

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

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Automation System
A dc servo motor:

uses a tachometer for speed feedback
None of these
can provide precise position control
All of these
uses a variable dc voltage for speed control

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Automation System
CAE and CAM are linked through:

a common data base and communications system
assembly automation and tool production.
None of these
NC tape programming and automated design
parts production and testing

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