Automation System
The new industrial revolution has been caused by:

social unrest
None of these
the Vietnam War
advances in electronics
demand for higher wages

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Automation System
What is proportional control?

The gain is independent of offset error.
The controller output varies continuously over a range
It has a discrete output for each error value
All of these
None of these

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Automation System
A common data base is one requisite for converting CAD and CAM to CIM. Another is that:

technical assistance must be provided to the user.
there should be a common 3-D part description system.
the system must make provision for new techniques.
the user must have access to both hardware and software
None of these

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