Discussion
Home ‣ Electrical Engineering ‣ Circuit Theorems and Conversions Comments
- Question
An ideal voltage source has zero internal resistance.
Options- A. True
- B. False
- Correct Answer
- True
- 1. An ideal current source has zero internal resistance.
Options- A. True
- B. False Discuss
- 2. Conversions between delta-type and wye-type circuit arrangements are useful in certain specialized applications.
Options- A. True
- B. False Discuss
- 3. Norton's equivalent current (IN) is an open-circuit current between two points in a circuit.
Options- A. True
- B. False Discuss
- 4. Transistors act basically as voltage sources.
Options- A. True
- B. False Discuss
- 5. You cannot convert a voltage source to an equivalent current source, or vice versa.
Options- A. True
- B. False Discuss
- 6. A practical current source has a finite internal resistance.
Options- A. True
- B. False Discuss
- 7. The Thevenin equivalent voltage (VTH) is the short-circuit voltage between two terminals in a circuit.
Options- A. True
- B. False Discuss
- 8. A relay is an electromagnetically controlled mechanical device in which electrical contacts are opened or closed by a magnetizing current.
Options- A. True
- B. False Discuss
- 9. If a conductor is moved back and forth at a constant rate in a constant magnetic field, the voltage in the conductor will reverse polarity.
Options- A. True
- B. False Discuss
- 10. Ampere-turn is the unit of magnetomotive force (mmf).
Options- A. True
- B. False Discuss
Circuit Theorems and Conversions problems
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