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  • Question

  • An 18 V source has an internal resistance of 70 Ω. If a load resistance of 33 Ω is connected to the voltage source, the load power, PL, is


  • Options
  • A. 0 W
  • B. 1 W
  • C. 175 mW
  • D. 18 mW

  • Correct Answer
  • 1 W 

    • Circuit Theorems and Conversions problems

    Search Results

    • 1. A 120 V voltage source has a source resistance, RS, of 60 Ω. The equivalent current source is

    • Options
    • A. 2 A
    • B. 4 A
    • C. 200 mA
    • D. 400 mA
      • Discuss
    • 2. Find the current in R2 of the given circuit, using the superposition theorem.


    • Options
    • A. 16.7 mA
    • B. 33.3 mA
    • C. 50 mA
    • D. 16.6 mA
      • Discuss
    • 3. Find RN for the circuit given.


    • Options
    • A. 34 Ω
    • B. 68 Ω
    • C. 120 Ω
    • D. 154 Ω
      • Discuss
    • 4. Find the Thevenin equivalent (VTH and RTH) between terminals A and B of the circuit given.


    • Options
    • A. 562 mV, 167 Ω
    • B. 5.62 V, 167 Ω
    • C. 5.62 V, 188 Ω
    • D. 562 mV, 188 Ω
      • Discuss
    • 5. Find the Norton circuit, that is, IIN and RN, for the circuit given below.


    • Options
    • A. 478 mA, 12.8 Ω
    • B. 750 mA, 12.8 Ω
    • C. 478 mA, 6.8 Ω
    • D. 750 mA, 6.8 Ω
      • Discuss
    • 6. 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
    • 7. 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
    • 8. 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
    • 9. 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
    • 10. 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

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