Discussion
Home ‣ Electrical Engineering ‣ Capacitors See What Others Are Saying!
- Question
A 220 Ω resistor is in series with a 2.2 µF capacitor. The time constant is
Options- A. 48 µs
- B. 480 µs
- C. 2.42 µs
- D. 24 µs
- Correct Answer
- 480 µs
- 1. When converting 7,000 nA to microamperes, the result is
Options- A. 0.007 µA
- B. 0.7 µA
- C. 700 µA
- D. 7 µA Discuss
- 2. 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
- 3. In a parallel circuit, the branch with the lowest resistance has the most current.
Options- A. True
- B. False Discuss
- 4. How many degrees are there in Π/3 rad?
Options- A. 6°
- B. 60°
- C. 180°
- D. 27° Discuss
- 5. 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
- 6. When an open circuit occurs in a parallel branch, the total resistance decreases.
Options- A. True
- B. False Discuss
- 7. The quantity 43 × 10-3 is the same as
Options- A. 0.043
- B. 0.430
- C. 430
- D. 43,000 Discuss
- 8. The resistor voltage is always out of phase with the current.
Options- A. True
- B. False Discuss
- 9. Transistors act basically as voltage sources.
Options- A. True
- B. False Discuss
- 10. At a certain frequency, the output voltage of a filter is 6 V and the input is 12 V. The voltage ratio in decibels is
Options- A. 6.02 dB
- B. ?6.02 dB
- C. 12.04 dB
- D. ?12.04 dB Discuss
More questions
Correct Answer: 7 µA
Correct Answer: 200 mA
Correct Answer: True
Correct Answer: 60°
Correct Answer: True
Correct Answer: False
Correct Answer: 0.043
Correct Answer: False
Correct Answer: False
Correct Answer: ?6.02 dB
Comments
There are no comments.More in Electrical Engineering:
Programming
Copyright ©CuriousTab. All rights reserved.