Discussion
Home ‣ Electronics ‣ Measurement, Conversion and Control Comments
- Question
Noncontacting displacement transducers include optical and capacitive transducers.
Options- A. True
- B. False
- Correct Answer
- True
- 1. A basic sample-and-hold circuit consists of an analog switch, a capacitor, and an instrumentation amplifier.
Options- A. True
- B. False Discuss
- 2. The change in value of the analog signal during the sampling process produces what is called the quantization error.
Options- A. True
- B. False Discuss
- 3. Thermocouple connections must be taken into account to ensure a high degree of accuracy.
Options- A. True
- B. False Discuss
- 4. Pressure transducers are devices that exhibit a change in resistance inversely proportional to a change in pressure.
Options- A. True
- B. False Discuss
- 5. Above the critical frequency (fc) of a low-pass filter, the output voltage gain _______.
Options- A. does not change
- B. doubles for every 1 kHz increase in frequency
- C. increases
- D. decreases Discuss
- 6. A strain gauge uses the principle of capacitance for its operation.
Options- A. True
- B. False Discuss
- 7. Displacement, velocity, and acceleration can all be measured by using specific motion transducers.
Options- A. True
- B. False Discuss
- 8. The triac provides better dc power control than the SCR.
Options- A. True
- B. False Discuss
- 9. A resistance temperature detector produces a voltage for a given change in temperature.
Options- A. True
- B. False Discuss
- 10. The SCR is ideal for ac applications.
Options- A. True
- B. False Discuss
Measurement, Conversion and Control problems
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Correct Answer: False
Correct Answer: True
Correct Answer: True
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Correct Answer: decreases
Correct Answer: False
Correct Answer: True
Correct Answer: False
Correct Answer: False
Correct Answer: False
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