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  • Question

  • Referring to the given circuit, the voltage and current for the load resistor, RL, is

    Referring to the given circuit, the voltage and current for the load resistor, RL, is 450 mV, 4.5 mA


  • Options
  • A. 450 mV, 4.5 mA
  • B. 4.50 V, 45 mA
  • C. 4.50 V, 4.5 mA
  • D. 450 mV, 45 mA

  • Correct Answer
  • 4.50 V, 4.5 mA 

    • Circuit Theorems and Conversions problems

    Search Results

    • 1. A 680 Ω load resistor, RL, is connected across a constant current source of 1.2 A. The internal source resistance, RS, is 12 kΩ. The load current, RL, is

    • Options
    • A. 0 A
    • B. 1.2 A
    • C. 114 mA
    • D. 1.14 A
      • Discuss
    • 2. Find the current through R1 in the given circuit.


    • Options
    • A. 0.16 A
    • B. 0.24 A
    • C. 0.2 A
    • D. 0.04 A
      • Discuss
    • 3. A certain current source has the values IS = 4 µA and RS = 1.2 MΩ. The values for an equivalent voltage source are

    • Options
    • A. 4.8 µV, 1.2 MΩ
    • B. 1 V, 1.2 MΩ
    • C. 4.8 V, 4.8 MΩ
    • D. 4.8 V, 1.2 MΩ
      • Discuss
    • 4. A 120 Ω load is connected across an ideal voltage source with VS = 12 V. The voltage across the load

    • Options
    • A. is 0 V
    • B. is 12 V
    • C. is 120 V
    • D. cannot be determined
      • Discuss
    • 5. A certain voltage source has the values VS = 30 V and RS = 6 Ω. The values for an equivalent current source are

    • Options
    • A. 5 A, 6 Ω
    • B. 30 A, 6 Ω
    • C. 5 A, 30 Ω
    • D. 30 A, 5 Ω
      • Discuss
    • 6. A 12 V source has an internal resistance of 90 Ω. If a load resistance of 20 Ω is connected to the voltage source, the load power, PL, is

    • Options
    • A. 2.38 mW
    • B. 2.38 W
    • C. 238 mW
    • D. 23.8 W
      • Discuss
    • 7. What is the Thevenin equivalent (VTH and RTH) for the circuit given?


    • Options
    • A. 6.4 V, 422 Ω
    • B. 6.4 V, 560 Ω
    • C. 6.4 V, 680 Ω
    • D. 30 V, 422 Ω
      • Discuss
    • 8. In a two-source circuit, one source acting alone produces 12 mA through a given branch. The other source acting alone produces 10 mA in the opposite direction through the same branch. The actual current through the branch is

    • Options
    • A. 22 mA
    • B. 12 mA
    • C. 10 mA
    • D. 2 mA
      • Discuss
    • 9. Referring to the given circuit, determine VTH and RTH if a 68 Ω resistor is connected in parallel across R2 and R3.


    • Options
    • A. 3.3 V, 148 Ω
    • B. 330 mV, 148 Ω
    • C. 3.3 V, 68 Ω
    • D. 330 mV, 68 Ω
      • Discuss
    • 10. The unit for permeability is

    • Options
    • A. Wb/At × m
    • B. At/m
    • C. At/Wb
    • D. Wb
      • Discuss

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