Discussion
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- Question
The two most common types of analog-to-digital converters discussed in this chapter were the ______.
Options- A. linear converter and the analog converter
- B. linear converter and the successive approximation converter
- C. flash converter and the analog converter
- D. flash converter and the successive approximation converter
- Correct Answer
- flash converter and the successive approximation converter
- 1. RTDs, strain gauges, and pressure transducers are _____ devices.
Options- A. resistive
- B. inductive
- C. capacitive
- D. solid-state Discuss
- 2. The ______ is composed of a transformer with a movable core, a primary, and two secondaries.
Options- A. LVDT
- B. strain gauge
- C. accelerometer
- D. transformer displacement sensor Discuss
- 3. The number of bits in a digital word determines the number of digital combinations that will be represented. The number of combinations can be calculated by ________.
Options- A. raising 2 to the number of bits in the analog word
- B. raising 2 to the number of bits in the digital word
- C. multiplying 2 by the number of bits in the analog word
- D. determining the range of the analog word Discuss
- 4. A(n) _____ can be rapidly switched on and off remotely by another controlling circuit.
Options- A. triac
- B. diac
- C. RTD
- D. zero-voltage switch Discuss
- 5. A triac is different from an SCR because ________.
Options- A. it can handle large current flows
- B. it can handle large voltages
- C. the gate signal can turn off the current flow
- D. it allows current flow in both directions Discuss
- 6. A common-emitter (C-E) is so called because the emitter is connected to both the input and output signals.
Options- A. True
- B. False Discuss
- 7. In this analog amplifier the input is in phase with the output.
Options- A. True
- B. False Discuss
- 8. A decrease in base current of a C-E amplifier causes the voltage measured between the emitter and the collector to increase.
Options- A. True
- B. False Discuss
- 9. A bipolar transistor has three leads: the base, collector, and emitter.
Options- A. True
- B. False Discuss
- 10. Transistors are controlled to operate as a switch or to operate as a variable resistor.
Options- A. True
- B. False Discuss
Measurement, Conversion and Control problems
Search Results
Correct Answer: resistive
Correct Answer: LVDT
Correct Answer: raising 2 to the number of bits in the digital word
Correct Answer: triac
Correct Answer: it allows current flow in both directions
Correct Answer: True
Correct Answer: False
Correct Answer: True
Correct Answer: True
Correct Answer: True
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