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- Question
In a certain loaded transformer, the secondary voltage is one-fourth the primary voltage. The secondary current is
Options- A. one-fourth the primary current
- B. four times the primary current
- C. equal to the primary current
- D. one-fourth the primary current and equal to the primary current
- Correct Answer
- four times the primary current
- 1. A transformer consists of two or more cores that are electrically coupled on a common core.
Options- A. True
- B. False Discuss
- 2. 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
- 3. A practical current source has a finite internal resistance.
Options- A. True
- B. False Discuss
- 4. When converting 7,000 nA to microamperes, the result is
Options- A. 0.007 ľA
- B. 0.7 ľA
- C. 700 ľA
- D. 7 ľA Discuss
- 5. A series circuit has a 24 V source and a total resistance of 120 Ω. The current through each resistor is
Options- A. 24 mA
- B. 200 mA
- C. 120 mA
- D. 20 mA Discuss
- 6. In a parallel circuit, the branch with the lowest resistance has the most current.
Options- A. True
- B. False Discuss
- 7. How many degrees are there in Π/3 rad?
Options- A. 6°
- B. 60°
- C. 180°
- D. 27° Discuss
- 8. In an electric circuit, the reaction of a circuit to a given pulse input is known as the pulse response.
Options- A. True
- B. False Discuss
- 9. When an open circuit occurs in a parallel branch, the total resistance decreases.
Options- A. True
- B. False Discuss
- 10. The quantity 43 × 10-3 is the same as
Options- A. 0.043
- B. 0.430
- C. 430
- D. 43,000 Discuss
More questions
Correct Answer: False
Correct Answer: True
Correct Answer: True
Correct Answer: 7 ľA
Correct Answer: 200 mA
Correct Answer: True
Correct Answer: 60°
Correct Answer: True
Correct Answer: False
Correct Answer: 0.043
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