Exercise: Measurement Conversion And Control

Questions for: Measurement Conversion And Control

Which of the following performance specifications applies to a sample-and-hold circuit?
A:
Aperture time
B:
Aperture droop
C:
Feedback
D:
Acquisition jitter
Answer: A
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The change in value of an analog signal during the conversion process produces what is called the
A:
quantization error
B:
resolution error
C:
Nyquist error
D:
sampling error
Answer: A
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The purpose of compensation for a thermocouple is
A:
to decrease temperature sensitivity
B:
to increase voltage output
C:
to cancel unwanted voltage output of a thermocouple
D:
used for high-temperature circuits
Answer: C
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Temperature sensing can be achieved by the use of
A:
thermocouples
B:
RTDs
C:
thermistors
D:
All of the above
Answer: D
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What is the zero-voltage switch used for?
A:
To reduce radiation of high frequencies during turn-on of a high current to a load
B:
To control low-voltage circuits
C:
To provide power to a circuit when power is lost
D:
For extremely low-voltage applications
Answer: A
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