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Home ‣ Electronics ‣ Special-Purpose Op-Amp Circuits See What Others Are Saying!
- Question
A(n) ________ amplifier is used if the application requires a high sensitivity to low-level signals and protection from high-voltage associated circuits.
Options- A. basic instrumentation
- B. operational transconductance
- C. log/antilog amplifier
- D. isolation
- Correct Answer
- isolation
- 1. Which type of JFET bias requires a negative supply voltage?
Options- A. feedback
- B. source
- C. gate
- D. voltage divider Discuss
- 2. A ______ is not a multivibrator.
Options- A. one-shot
- B. flip-flop
- C. VCO
- D. bistable Discuss
- 3. Inductors are not as versatile as capacitors.
Options- A. True
- B. False Discuss
- 4. In the gray code, each number is 3 greater than the binary representation of that number.
Options- A. True
- B. False Discuss
- 5. Between any two time constants, the charge on a capacitor changes about 63%.
Options- A. True
- B. False Discuss
- 6. An inductor will boost current flow.
Options- A. True
- B. False Discuss
- 7. ___ capacitors have the highest values of capacitance.
Options- A. Electrolytic
- B. Ceramic
- C. Plastic-film
- D. Mica Discuss
- 8. A series circuit provides only one path for current between two points.
Options- A. True
- B. False Discuss
- 9. What is the ratio of 13 to 47 expressed in percent?
Options- A. 2.76%
- B. 27.7%
- C. 3.60%
- D. 36.1% Discuss
- 10. What is the permeability of transformer iron?
Options- A. 50
- B. 450
- C. 1,500
- D. 5,500 Discuss
More questions
Correct Answer: gate
Correct Answer: one-shot
Correct Answer: True
Correct Answer: False
Correct Answer: True
Correct Answer: False
Correct Answer: Electrolytic
Correct Answer: True
Correct Answer: 27.7%
Correct Answer: 5,500
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