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  • Question
  • The total resistance of eight 5.6 kΩ resistors in series is


  • Options
  • A. 8 Ω
  • B. 5,600 Ω
  • C. 4,480 Ω
  • D. 44,800 Ω

  • Correct Answer
  • 44,800 Ω 


  • Series Circuits problems


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    • 1. If a 24 V and a 6 V battery are series opposing, the total voltage is

    • Options
    • A. 30 V
    • B. 24 V
    • C. 18 V
    • D. 0 V
    • Discuss
    • 2. When one of three series resistors is removed from a circuit and the circuit is reconnected, the current

    • Options
    • A. increases
    • B. increases by one-third
    • C. decreases by one-third
    • D. decreases by the amount of current through the removed resistor
    • Discuss
    • 3. The total power in a certain circuit is 12 W. Each of the four equal-value series resistors making up the circuit dissipates

    • Options
    • A. 12 W
    • B. 48 W
    • C. 3 W
    • D. 8 W
    • Discuss
    • 4. 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

    • Options
    • A. is 9,600 Ω
    • B. is 960 Ω
    • C. is 1.2 kΩ
    • D. cannot be determined
    • Discuss
    • 5. A series circuit consists of a 4.7 kΩ, a 12 kΩ, and a 2.2 kΩ resistor. The resistor that has the most voltage drop is

    • Options
    • A. the 12 kΩ
    • B. the 2.2 kΩ
    • C. the 4.7 kΩ
    • D. impossible to determine from the given information
    • Discuss
    • 6. Which of the following series combinations dissipates the most power when connected across a 120 V source?

    • Options
    • A. one 220 Ω resistor
    • B. two 220 Ω resistors
    • C. three 220 Ω resistors
    • D. four 220 Ω resistors
    • Discuss
    • 7. 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

    • Options
    • A. 68%
    • B. 47%
    • C. 69%
    • D. 6.91%
    • Discuss
    • 8. Two 1.5 V cells are connected series opposing across two 100 Ω resistors in series. Total current flow is

    • Options
    • A. 15 mA
    • B. 5 mA
    • C. 2 mA
    • D. 0 A
    • Discuss
    • 9. 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

    • Options
    • A. 0 V
    • B. 1.2 V
    • C. 6 V
    • D. 0.6 V
    • Discuss
    • 10. To measure the current out of the second resistor in a circuit consisting of four resistors, an ammeter can be placed

    • Options
    • A. between the second and third resistors
    • B. at the negative terminal of the source
    • C. between the third and fourth resistors
    • D. at any point in the circuit
    • Discuss


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