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- Question
Five light bulbs are connected in parallel across 110 V. Each bulb is rated at 200 W. The current through each bulb is approximately
Options- A. 2.2 A
- B. 137 mA
- C. 1.8 A
- D. 9.09 A
- Correct Answer
- 1.8 A
- 1. A dc component is the peak value of a pulse waveform.
Options- A. True
- B. False Discuss
- 2. A 120 Ω load is connected across an ideal voltage source with VS = 12 V. The voltage across the load
Options- A. is 0 V
- B. is 12 V
- C. is 120 V
- D. cannot be determined Discuss
- 3. The number of microamperes in 2 milliamperes is
Options- A. 2 ľA
- B. 20 ľA
- C. 200 ľA
- D. 2,000 ľA Discuss
- 4. The total resistance of eight 5.6 kΩ resistors in series is
Options- A. 8 Ω
- B. 5,600 Ω
- C. 4,480 Ω
- D. 44,800 Ω Discuss
- 5. A capacitor of 0.02 µF is larger than
Options- A. 0.000020 F
- B. 200,000 pF
- C. 2,000 pF
- D. all of the above Discuss
- 6. Four resistors are connected in parallel. Fifteen mA flows through resistor R. If the second resistor is 2R, the third resistor 3R, and the fourth resistor 4R, the total current in the circuit is
Options- A. 60 mA
- B. 15 mA
- C. 135 mA
- D. 31.25 mA Discuss
- 7. Five resistors are connected in a series and there is a current of 3 A into the first resistor. The amount of current into the second resistor is
Options- A. 3 A
- B. 1 A
- C. 4 A
- D. 0.3 A Discuss
- 8. The total current divides among parallel resistors in a manner directly proportional to the resistance values.
Options- A. True
- B. False Discuss
- 9. The superposition theorem is useful for circuit analysis only in ac circuits.
Options- A. True
- B. False Discuss
- 10. In a balanced three-phase load, each phase has
Options- A. an equal amount of power
- B. one-third of total power
- C. two-thirds of total power
- D. a power consumption equal to
IL
Discuss
More questions
Correct Answer: False
Correct Answer: is 12 V
Correct Answer: 2,000 ľA
Correct Answer: 44,800 Ω
Correct Answer: 2,000 pF
Correct Answer: 31.25 mA
Correct Answer: 3 A
Correct Answer: False
Correct Answer: False
Correct Answer: an equal amount of power
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