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Electrical Engineering
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Parallel Circuits
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Question
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
Correct Answer
True
Parallel Circuits problems
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1. The total current divides among parallel resistors in a manner directly proportional to the resistance values.
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A. True
B. False
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Correct Answer: False
2. Addition of resistors in parallel increases total resistance and decreases total current.
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A. True
B. False
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Correct Answer: False
3. A battery is one type of power supply that converts chemical energy into electrical energy.
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A. True
B. False
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Correct Answer: True
4. The watt is the unit of power.
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A. True
B. False
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Correct Answer: True
5. The joule is a unit of energy.
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A. True
B. False
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Correct Answer: True
6. A parallel circuit acts as a current divider.
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A. True
B. False
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Correct Answer: True
7. Parallel resistors are connected between the same two points.
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A. True
B. False
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Correct Answer: True
8. The total resistance for two resistors in parallel is equal to the sum of the two resistors.
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A. True
B. False
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Correct Answer: False
9. The number of current paths equals the number of resistors in parallel.
Options
A. True
B. False
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Correct Answer: True
10. When an open circuit occurs in a parallel branch, the total resistance decreases.
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A. True
B. False
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Correct Answer: False
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Alternating Current and Voltage
Branch, Loop and Node Analyses
Capacitors
Circuit Theorems and Conversions
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Ohm's Law
Parallel Circuits
Passive Filters
Quantities and Units
RC Circuits
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RLC Circuits and Resonance
Series Circuits
Series-Parallel Circuits
Three-Phase Systems in Power Applications
Time Response of Reactive Circuits
Transformers
Voltage, Current and Resistance