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Series-Parallel Circuits problems

  • 1. With 6 V applied, what is the voltage across R2 of a parallel combination of R2 (1 k Ω), R3 (2 k Ω), and R4 (1 k Ω) in series with R1, whose value is 2 k Ω?

  • Options
  • A. 1 V
  • B. 3 V
  • C. 5 V
  • D. 6 V
    • Discuss
  • 2. What theorem replaces a complex network with an equivalent circuit containing a source voltage and a series resistance?

  • Options
  • A. Multinetwork
  • B. Norton
  • C. Thevenin
  • D. Superposition
    • Discuss
  • 3. The first goal to accomplish in analyzing a complex series-parallel circuit is to

  • Options
  • A. equate all parallel components
  • B. equate all series components
  • C. solve for all the voltage drops
  • D. solve for the total current and resistance
    • Discuss
  • 4. Electronics Series-Parallel Circuits: If the load in

    If the load in the given circuit is 120 kΩ , what is the loaded output voltage?


  • Options
  • A. 4.21 V
  • B. 15.79 V
  • C. 16 V
  • D. 19.67 V
    • Discuss
  • 5. What are the branch currents I2 and I3?

    Electronics Series-Parallel Circuits: What are the branch currents I2 and I3?

  • Options
  • A. I2 = 4 mA, I3 = 2 mA
  • B. I2 = 4.5 mA, I3 = 2.5 mA
  • C. I2 = 2.5 mA, I3 = 1.5 mA
  • D. I2 = 5.5 mA, I3 = 3.5 mA
    • Discuss
  • 6. The current flowing through an unloaded voltage divider is called the:

  • Options
  • A. resistor current
  • B. load current
  • C. bleeder current
  • D. voltage current
    • Discuss
  • 7. If R1 is in series with a parallel combination of R2, R3, and R4, when the resistance value of R2 increases, the voltage across R3 will

  • Options
  • A. increase
  • B. decrease
  • C. remain the same
  • D. Cannot tell
    • Discuss
  • 8. What is the power dissipated by R2, R4, and R6?

    Electronics Series-Parallel Circuits: What is the power dissipated by R2, R4, and R6?

  • Options
  • A. P2 = 417 mW, P4 = 193 mW, P6 = 166 mW
  • B. P2 = 407 mW, P4 = 183 mW, P6 = 156 mW
  • C. P2 = 397 mW, P4 = 173 mW, P6 = 146 mW
  • D. P2 = 387 mW, P4 = 163 mW, P6 = 136 mW
    • Discuss
  • 9. In a series?parallel circuit consisting of R1 and R2 in series and connected in parallel with R3, if R1 opens, then R2's voltage will:

  • Options
  • A. increase
  • B. decrease
  • C. remain the same
  • D. cannot tell
    • Discuss
  • 10. Electronics Series-Parallel Circuits: Which circuit f

    Which circuit fault do the meter readings in the given figure indicate?


  • Options
  • A. The 1 kΩ resistor is open.
  • B. The 4.7 kΩ resistor is open.
  • C. The 2.2 kΩ resistor is open.
  • D. The 3.3 kΩ resistor is open.
    • Discuss

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