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  • Question

  • A string of resistors in a series circuit will:


  • Options
  • A. divide the source voltage in proportion to their values
  • B. reduce the power to zero
  • C. cause the current to divide
  • D. increase the source voltage in proportion to the values

  • Correct Answer
  • divide the source voltage in proportion to their values 

    • Series Circuits problems

    Search Results

    • 1. With a 900 V source, voltage is divided across 3 series resistors of 300 V, 280 V, and:

    • Options
    • A. 30 V
    • B. 270 V
    • C. 320 V
    • D. 900 V
      • Discuss
    • 2. When 50 V is applied to four series resistors, 100 µA flows. If R1 = 12 kΩ , R2 = 47 kΩ, and R3 = 57 kΩ, what is the value of R4?

    • Options
    • A. 38.4 kΩ
    • B. 3.84 kΩ
    • C. 384 kΩ
    • D. 3.84 MΩ
      • Discuss
    • 3. What is the total resistance?


    • Options
    • A. 0 kΩ; there is no current
    • B. 2 kΩ; the average
    • C. 3 kΩ; the largest
    • D. 6 kΩ; the sum
      • Discuss
    • 4. Which equation determines individual resistor voltage drop?

    • Options
    • A. V x R
    • B. I2 x R
    • C. V x I
    • D. I x R
      • Discuss
    • 5. What is the total power in the circuit?


    • Options
    • A. 170 mW
    • B. 1.7 W
    • C. 17 W
    • D. 170 W
      • Discuss
    • 6. 

      Calculate the voltage at point B in the given circuit.


    • Options
    • A. +10.48 V
    • B. +0.94 V
    • C. +2.6 V
    • D. +3 V
      • Discuss
    • 7. The voltage drop across a series resistor is proportional to what other value?

    • Options
    • A. total resistance
    • B. its own resistance
    • C. wattage rating
    • D. the amount of time the circuit is on
      • Discuss
    • 8. A short circuit has:

    • Options
    • A. too much resistance
    • B. no conductance
    • C. no resistance
    • D. low current
      • Discuss
    • 9. If series resistors dissipate 16 mW, 107 mW, 146 mW, and 243 mW, what is the total power consumed by the circuit?

    • Options
    • A. 128 mW
    • B. 269 mW
    • C. 512 mW
    • D. 1024 mW
      • Discuss
    • 10. What is wrong, if anything, with this circuit?


    • Options
    • A. R1 is open.
    • B. R1 is shorted.
    • C. R2 is open.
    • D. R2 is shorted.
      • Discuss

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