Discussion
Home ‣ Electronics ‣ Diodes and Applications Comments
- Question
What is wrong with this diode?
Options- A. open
- B. short
- C. nothing
- D. not enough data
- Correct Answer
- nothing
- 1. Providing a constant output regardless of ac input or load resistance changes is the function of a:
Options- A. transformer
- B. filter
- C. regulator
- D. rectifier Discuss
- 2. What does Faraday's law concern?
Options- A. a magnetic field in a coil
- B. a magnetic field cutting a conductor
- C. a magnetic field hystersis
- D. a magnetic field in a conductor Discuss
- 3. What is the total inductance of a 5 H and a 100 mH coil connected in parallel?
Options- A. 4.76 mH
- B. 33.3 mH
- C. 98.0 mH
- D. 150.0 mH Discuss
- 4. What is electromagnetism?
Options- A. the magnetic field generated around a conductor when a current passes through it
- B. the magnetic field generated in a conductor by an external voltage
- C. the voltage caused by a magnetic field in a conductor
- D. the current generated by an external magnetic field Discuss
- 5. A change of one ampere per second in an inductor that induces a voltage of one volt is considered as which unit value?
Options- A. a lenz
- B. an ohm
- C. a farad
- D. a henry Discuss
- 6. Electrons in the outermost orbit or shell of an atom are called
Options- A. free electrons
- B. negative ions
- C. valence electrons
- D. conduction band electrons Discuss
- 7. Rectifier output polarity depends upon:
Options- A. cycles of input
- B. capacitor polarity
- C. half or full wave
- D. diode installation Discuss
- 8. What is the current through the zener diode?
Options- A. 0 mA
- B. 7 mA
- C. 8.3 mA
- D. 13 mA Discuss
- 9. In a power supply diagram, which block indicates a pulsating dc output?
Options- A. transformer
- B. filter
- C. rectifier
- D. regulator Discuss
- 10. The diode schematic arrow points to the:
Options- A. trivalent-doped material
- B. positive axial lead
- C. anode lead
- D. cathode lead Discuss
Diodes and Applications problems
Search Results
Correct Answer: regulator
Correct Answer: a magnetic field cutting a conductor
Correct Answer: 98.0 mH
Correct Answer: the magnetic field generated around a conductor when a current passes through it
Correct Answer: a henry
Correct Answer: valence electrons
Correct Answer: diode installation
Correct Answer: 7 mA
Correct Answer: rectifier
Correct Answer: cathode lead
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