Automation System
Ergonomics refers to:

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

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

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

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