Automation System
Most industrial control applications:

can be solved using more than one method of control
None of these
can be done more reliably using solid-state methods
must have the process specified correctly to be successful
All of these

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Automation System
A dc servo motor:

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

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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
product design represents approximately one-half the engineering costs
there is better coordination in the materials-handling area
it simplifies the trial-and-error method

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