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Home ‣ Electronics ‣ Bipolar Junction Transistors (BJT) See What Others Are Saying!
- Question
When troubleshooting a bipolar junction transistor using an ohmmeter, if one of the junctions reads low in both directions, the junction is shorted and the transistor is bad. If one of the junctions reads high in both directions, the junction is shorted and the transistor is good.
Options- A. True
- B. False
- Correct Answer
- False
- 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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