Series Circuits MCQ Questions & Answers | Electrical Engineering

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31.
The following resistors (one each) are connected in a series circuit: 470 Ω, 680 Ω, 1 kΩ, and 1.2 kΩ. The voltage source is 20 V. Current through the 680 Ω resistor is approximately

A. 60 mA

B. 30 mA

C. 6 mA

D. 300 mA

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32.
Two 6 V batteries are connected series aiding across two 1.2 kΩ resistors in series. Current through each resistor is

A. 5 mA

B. 10 mA

C. 0 A

D. 2.5 mA

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33.
A series circuit has a 24 V source and a total resistance of 120 Ω. The current through each resistor is

A. 24 mA

B. 200 mA

C. 120 mA

D. 20 mA

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34.
The voltage at one point in a circuit is always measured relative to another point.

A. True

B. False

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35.
A string of five series resistors is connected across a 6 V battery. Zero voltage is measured across all resistors except R3. The voltage across R3 is

A. 0 V

B. 1.2 V

C. 6 V

D. 0.6 V

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