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- Question
The practical use of binary-weighted digital-to-analog converters is limited to:
Options- A. R/2R ladder D/A converters
- B. 4-bit D/A converters
- C. 8-bit D/A converters
- D. op-amp comparators
- Correct Answer
- 4-bit D/A converters
- 1. What is the permeability of transformer iron?
Options- A. 50
- B. 450
- C. 1,500
- D. 5,500 Discuss
- 2. The voltages across all components in parallel are equal.
Options- A. True
- B. False Discuss
- 3. When a depletion region of a transistor is large the barrier voltage is also large.
Options- A. True
- B. False Discuss
- 4. 5400 TTL series logic chips are made to military specifications.
Options- A. True
- B. False Discuss
- 5. Shunting the ac component away from the load is the task of a:
Options- A. transformer
- B. filter
- C. regulator
- D. rectifier Discuss
- 6. The capacitor that produces an ac ground is called a(n)
Options- A. coupling capacitor
- B. dc open
- C. bypass capacitor
- D. ac open Discuss
- 7. If the primary power of an ideal transformer having a 2:1 voltage ratio is 100 W, the secondary power is
Options- A. 100 W
- B. 50 W
- C. 75 W
- D. 200 W Discuss
- 8. A high-pass filter heavily attenuates the higher frequencies.
Options- A. True
- B. False Discuss
- 9. A capacitor stores electric energy in the form of an electric field.
Options- A. True
- B. False Discuss
- 10. A 555 timer can be configured as an astable multivibrator.
Options- A. True
- B. False Discuss
More questions
Correct Answer: 5,500
Correct Answer: True
Correct Answer: True
Correct Answer: True
Correct Answer: filter
Correct Answer: bypass capacitor
Correct Answer: 100 W
Correct Answer: False
Correct Answer: True
Correct Answer: True
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