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- Question
In a Y-Y source/load configuration, the
Options- A. phase current, the line current, and the load current are all equal in each phase
- B. phase current, the line current, and the load current are 120° out of phase
- C. phase current and the line current are in phase, and both are 120° out of phase with the load current
- D. line current and the load current are in phase, and both are out of phase with the phase current
- Correct Answer
- phase current, the line current, and the load current are all equal in each phase
- 1. In 40 kW, there are
Options- A. 0.4 mW
- B. 40,000 W
- C. 400 W
- D. 5,000 W Discuss
- 2. Energy is stored by a capacitor in a magnetic field.
Options- A. True
- B. False Discuss
- 3. A filter passes all frequencies.
Options- A. True
- B. False Discuss
- 4. A series circuit acts as a current divider.
Options- A. True
- B. False Discuss
- 5. A transformer responds only to dc.
Options- A. True
- B. False Discuss
- 6. A half-watt is equal to how many milliwatts?
Options- A. 5,000 mW
- B. 5 mW
- C. 500 mW
- D. 50 mW Discuss
- 7. To step 120 V ac up to 900 V ac, the turns ratio must be
Options- A. 75
- B. 750
- C. 7.5
- D. 0.13 Discuss
- 8. A transformer consists of two or more cores that are electrically coupled on a common core.
Options- A. True
- B. False Discuss
- 9. The sum of the currents into a junction is equal to the sum of the currents out of that junction.
Options- A. True
- B. False Discuss
- 10. A practical current source has a finite internal resistance.
Options- A. True
- B. False Discuss
More questions
Correct Answer: 40,000 W
Correct Answer: False
Correct Answer: False
Correct Answer: False
Correct Answer: False
Correct Answer: 500 mW
Correct Answer: 7.5
Correct Answer: False
Correct Answer: True
Correct Answer: True
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