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  • Question

  • Which equation determines individual resistor voltage drop?


  • Options
  • A. V x R
  • B. I2 x R
  • C. V x I
  • D. I x R

  • Correct Answer
  • I x R 

    • Series Circuits problems

    Search Results

    • 1. What is the total power in the circuit?


    • Options
    • A. 170 mW
    • B. 1.7 W
    • C. 17 W
    • D. 170 W
      • Discuss
    • 2. In a series circuit, the voltage measured across a short will be:

    • Options
    • A. source voltage
    • B. infinite voltage
    • C. zero volts
    • D. the normal voltage drop
      • Discuss
    • 3. What is the current flow through R1, R2, and R3?


    • Options
    • A. 1A, 1A, 1A
    • B. 1A, 2A, 3A
    • C. 3A, 3A, 3A
    • D. 3A, 2A, 1A
      • Discuss
    • 4. How will an open resistor affect a series circuit?

    • Options
    • A. Current will flow around the open resistor.
    • B. The open resistor will drop 0 V.
    • C. Total resistance will decrease.
    • D. No current will flow in the circuit.
      • Discuss
    • 5. 

      How much current flows in the circuit in the given circuit?


    • Options
    • A. 20 µA
    • B. 60 µA
    • C. 80 µA
    • D. 140 µA
      • Discuss
    • 6. 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
    • 7. 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
    • 8. 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
    • 9. 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
      • Discuss
    • 10. 

      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

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