Related Questions

Analog and digital controllers:
A cost the same to build
B accept the same input signals
C can be changed with equal case
D All of the above
E None of the above
Today, programmable controllers:
A are more powerful then the first controllers on the market
B are relatively low cost compared with the original digital equipment available for industrial control
C can be cost effective even when replacing just a few relays
D All of the above
E None of the above
Which of the following controllers has maximum offset?
A P-controller
B P-I controller
C P-D controller
D P-I-D controller
On-off controllers are normally used for
A Low loads
B Temperature changes
C Flow rate changes
D None of these
Which of the following controllers has the least maximum deviation?
A P-controller
B P-I controller
C P-I-D controller
D P-D controller
Process degree of freedom indicates __________ number of controllers to be used.
A The maximum
B The minimum
C Both maximum and the minimum
D Nothing about the
Positioning controllers are used for
A Low loads
B Temperature changes
C High loads
D Flow rate changes
Stabilising time for the controllers is the time required for the response to reach __________ percent of its ultimate value.
A 63.2
B 87.5
C 95
D 100

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