Exercise: Automation System

Questions for: Automation System

What is offset error?
A:
the difference between the sensor input and the absolute sensed parameter.
B:
the difference between the controller output and the setting of the manipulated variable.
C:
the difference between the control setpoint value and the actual value.
D:
All of the above
Answer: C
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The integrated circuit:
A:
often is called a "chip"
B:
led to the development of the transistor
C:
has revolutionized electronics
D:
(b) and (c)
Answer: D
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Most data transmission in the future will be:
A:
digital bit stream encoded data
B:
analog in nature
C:
carried over metallic telephone lines
D:
All of the above
Answer: A
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D/A (digital to analog) conversion:
A:
results in a binary code as the final output
B:
has to be sampled at 1/2 the highest input frequency
C:
must be fed through a filter to reproduce the original signal accurately
D:
both (b) and (c)
Answer: C
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A smart solid-state sensor is:
A:
one that integrates both logic and a solid-state sensor into one unit.
B:
one that has two or three substrates
C:
not available today
D:
All of the above
Answer: A
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