Series Circuits Questions and Answers
Series Circuits questions with answers are vital for students studying the flow of current and voltage distribution in electrical networks. Found in aptitude questions with solutions PDF for exams like GATE, BEL, and DRDO, this topic tests understanding of Ohm’s law, Kirchhoff’s laws, and equivalent resistance. In a series circuit, current remains constant while voltage divides across components. Mastering such concepts helps in analyzing complex electronic systems and solving competitive exam problems quickly and accurately. Practicing aptitude questions online sharpens both theoretical and problem-solving skills.
Series Circuits
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21 questions
11. In a series circuit, the voltage measured across a short will be:
- source voltage
- infinite voltage
- zero volts
- the normal voltage drop
12. A series circuit current:
- remains the same through each component
- is the same as the individual resistances
- is subtracted by each component
- varies through each component
13. If 5 V and 16 V power supplies are connected in series-opposing, what is the total voltage?
- 11 V
- 16 V
- 21 V
- 80 V
14. How will an open resistor affect a series circuit?
- Current will flow around the open resistor.
- The open resistor will drop 0 V.
- Total resistance will decrease.
- No current will flow in the circuit.
15. The voltage drop across a series resistor is proportional to what other value?
- total resistance
- its own resistance
- wattage rating
- the amount of time the circuit is on
16. Resistance in a series circuit will:
- control the voltage
- double the current
- halve the power
- oppose current
17. When a battery is connected to a series circuit, it delivers current based only upon:
- primary/secondary difference
- total resistance
- the polarity connections
- average resistance
18. What determines the total resistance in a series circuit?
- the largest resistor
- the sum of the resistors
- the largest resistor minus the smaller
- the smallest resistor
19. If two resistors have the same voltage drop in a series circuit, it means:
- they are connected in parallel
- they are of unequal value
- the voltage has doubled
- they are of equal value
20. If series resistors dissipate 16 mW, 107 mW, 146 mW, and 243 mW, what is the total power consumed by the circuit?
- 128 mW
- 269 mW
- 512 mW
- 1024 mW