# Series Circuits

• ## The total resistance of a circuit is 680 Ω. The percentage of the total voltage appearing across a 47 Ω resistor that makes up part of the total series resistance is_____.

• A. 68 %
• B. 47 %
• C. 69 %
• D. 6.91 %
Explanation:

No answer description available for this question

• ## A series circuit consists of three resistors. Two resistors are 1.2 kΩ each. The total resistance is 12 kΩ. The value of the third resistor is_____.

• A. 9,600 Ω
• B. 960 Ω
• C. 1.2 kΩ
• D. Cannot be determined
Explanation:

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• ## A 12 V battery is connected across a series combination of 68 Ω, 47 Ω, 220 Ω, and 33 Ω. The amount of current is_____.

• A. 326 mA
• B. 16.3 mA
• C. 32.6 mA
• D. 163 mA
Explanation:

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• ## The sum of all the voltage drops around a single closed loop in a circuit is zero.

• A. True
• B. False
Explanation:

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• ## 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
Explanation:

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• ## Two resistors are in series: a 5.6 kΩ resistor and a 4.7 kΩ resistor. The voltage drop across the 5.6 kΩ resistor is 10 V. The voltage across the 4.7 kΩ resistor is_____.

• A. 8.39 V
• B. 10 V
• C. 2.32 V
• D. 0 V
Explanation:

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• ## Two 1.5 V cells are connected series opposing across two 100 Ω resistors in series. Total current flow is_____.

• A. 15 mA
• B. 5 mA
• C. 2 mA
• D. 0 A
Explanation:

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• ## If you know the current anywhere in a series circuit, you know the current everywhere in a series circuit.

• A. True
• B. False
Explanation:

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• ## A series circuit consists of three resistors with values of 120 Ω, 270 Ω, and 330 Ω. The total resistance is_____.

• A. Less than 120 Ω
• B. The average of the values
• C. 720 Ω
• D. 120 Ω
Explanation:

No answer description available for this question

• ## When one of three series resistors is removed from a circuit and the circuit is reconnected, the current_____.

• A. Increases
• B. Increases by one-third
• C. Decreases by one-third
• D. Decreases by the amount of current through the removed resistor