Automation System
A venturi tube:

can be used to measure gas or liquid flow rates
None of these
is extremely difficult to use
is made only of metal
measures the presence of a liquid

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Automation System
If the transient response of a system is overdamped:

the value of the output exceeds the value of the input at times during the transient period.
the value of the output never stabilizes.
the value of the output never exceeds the value of the input during the transient period.
All of these
None of these

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Automation System
Semiconductor devices:

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

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