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  • Question

  • If two resistors have the same voltage drop in a series circuit, it means:


  • Options
  • A. they are connected in parallel
  • B. they are of unequal value
  • C. the voltage has doubled
  • D. they are of equal value

  • Correct Answer
  • they are of equal value 

    • Series Circuits problems

    Search Results

    • 1. If 5 V and 16 V power supplies are connected in series-opposing, what is the total voltage?

    • Options
    • A. 11 V
    • B. 16 V
    • C. 21 V
    • D. 80 V
      • Discuss
    • 2. What determines the total resistance in a series circuit?

    • Options
    • A. the largest resistor
    • B. the sum of the resistors
    • C. the largest resistor minus the smaller
    • D. the smallest resistor
      • Discuss
    • 3. A series circuit schematic is recognized because all the components are connected:

    • Options
    • A. diagonally across the page
    • B. in a uniform vertical manner
    • C. end to end in a "string"
    • D. horizontally across the page
      • Discuss
    • 4. If series current doubles, then:

    • Options
    • A. resistance is halved
    • B. voltage is doubled
    • C. voltage is reduced
    • D. resistance is doubled
      • Discuss
    • 5. If three resistors of 1.5 kilohms, 470 ohms, and 3300 ohms are in series with a 25-volt source, what is the total circuit current?

    • Options
    • A. 210 mA
    • B. 5.2 mA
    • C. 4.7 mA
    • D. .007 A
      • Discuss
    • 6. Power is defined as:

    • Options
    • A. the rate at which work is done
    • B. work
    • C. the conversion of energy
    • D. joules
      • Discuss
    • 7. An 8-ohm resistor is in series with a lamp. The circuit current is 1 A. With 20 V applied, what voltage is being allowed for the lamp?

    • Options
    • A. 4 V
    • B. 8 V
    • C. 12 V
    • D. 20 V
      • Discuss
    • 8. 

      If R2 opens in the given circuit, what is the voltage at point B?


    • Options
    • A. +19.2 V
    • B. +8.8 V
    • C. +28 V
    • D. ?19.2 V
      • Discuss
    • 9. 

      What is the voltage at points B to D in the given circuit?


    • Options
    • A. +19.2 V
    • B. +8.8 V
    • C. +28 V
    • D. ?19.2 V
      • Discuss
    • 10. When a battery is connected to a series circuit, it delivers current based only upon:

    • Options
    • A. primary/secondary difference
    • B. total resistance
    • C. the polarity connections
    • D. average resistance
      • Discuss

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