Discussion
Home ‣ Electrical Engineering ‣ Parallel Circuits See What Others Are Saying!
- Question
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
- Correct Answer
- 31.25 mA
- 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 µA
- B. 0.7 µA
- C. 700 µA
- D. 7 µA 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 µA
Correct Answer: 200 mA
Correct Answer: True
Correct Answer: 60°
Correct Answer: True
Correct Answer: False
Correct Answer: 0.043
Comments
There are no comments.More in Electrical Engineering:
Alternating Current and VoltageBranch, Loop and Node AnalysesCapacitorsCircuit Theorems and ConversionsCircuit Theorems in AC AnalysisEnergy and PowerInductorsMagnetism and ElectromagnetismOhm's LawParallel CircuitsPassive FiltersQuantities and UnitsRC CircuitsRL CircuitsRLC Circuits and ResonanceSeries CircuitsSeries-Parallel CircuitsThree-Phase Systems in Power ApplicationsTime Response of Reactive CircuitsTransformersVoltage, Current and ResistanceProgramming
Copyright ©CuriousTab. All rights reserved.