Capacitors problems
- 1. 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
Correct Answer: 2,000 pF
- 2. A 330 pF capacitor and a 220 pF capacitor are each connected across a 6 V dc source. The voltage across the 330 pF capacitor is
Options- A. 3 V
- B. 6 V
- C. 4 V
- D. 0 V Discuss
Correct Answer: 6 V
- 3. A capacitor of 2,000 pF is greater than
Options- A. 0.02 µF
- B. 0.002 µF
- C. 0.0002 µF
- D. 0.0000002 F Discuss
Correct Answer: 0.0002 µF
- 4. Voltage leads current by 90° in a capacitor.
Options- A. True
- B. False Discuss
Correct Answer: False
- 5. The dielectric constant is the ability of a material to establish an electric field.
Options- A. True
- B. False Discuss
Correct Answer: True
- 6. Total parallel capacitance is less than that of the smallest capacitor in parallel.
Options- A. True
- B. False Discuss
Correct Answer: False
- 7. The ohm is the unit of capacitance.
Options- A. True
- B. False Discuss
Correct Answer: False
- 8. Capacitance is directly proportional to plate area and plate separation.
Options- A. True
- B. False Discuss
Correct Answer: False
- 9. A capacitor blocks ac but passes dc.
Options- A. True
- B. False Discuss
Correct Answer: False
- 10. The true power in a capacitor is zero.
Options- A. True
- B. False Discuss
Correct Answer: True
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