Automation System
Semiconductor devices:

have a very short infant mortality period
All of these
None of these
usually have a very short MTBF (mean time between failure)
are less reliable than electro¬mechanical components

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Automation System
Vision sensors:

will remain very costly
None of these
will more closely match the capabilities of the human eye
All of these
can not improve much in the next decade

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Automation System
A solenoid:

is spring operated
is widely used in industrial automation
can be used only in de circuits
is related to an aneroid
None of these

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