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  • Question

  • Determine IN for the circuit consisting of VS, R1, R2, and R3 shown in the given circuit.

    Determine IN for the circuit consisting of VS, R1, R2, and R3 shown in the given circuit. 676 mA 245


  • Options
  • A. 676 mA
  • B. 245 mA
  • C. 431 mA
  • D. 75 mA

  • Correct Answer
  • 245 mA 

    • More questions

    • 1. In a certain Y-Y system, the source phase currents each have a magnitude of 9 A. The magnitude of each load current for a balanced load condition is

    • Options
    • A. 3 A
    • B. 6 A
    • C. 9 A
    • D. 27 A
      • Discuss
    • 2. In 0.025 W, there are

    • Options
    • A. 25 kW
    • B. 0.00025 mW
    • C. 2,500 µW
    • D. 25 mW
      • Discuss
    • 3. Compare the total copper cross sections in terms of current-carrying capacity for a single-phase and a three-phase 120 V system with effective load resistance of 15 Ω.

    • Options
    • A. single-phase 32 A; three-phase 16 A
    • B. single-phase 16 A; three-phase 8 A
    • C. single-phase 8 A; three-phase 4 A
    • D. single-phase 16 A; three-phase 0 A
      • Discuss
    • 4. The following resistors are in parallel across a voltage source: 220 Ω, 470 Ω, and 560 Ω. The resistor with the least current is

    • Options
    • A. 220 Ω
    • B. 470 Ω
    • C. 560 Ω
    • D. impossible to determine without knowing the voltage
      • Discuss
    • 5. A neutral atom with an atomic number of five has how many electrons?

    • Options
    • A. 1
    • B. 5
    • C. none
    • D. depends on the type of atom
      • Discuss
    • 6. A 470 Ω resistor and a coil with 125 Ω inductive reactance are in parallel. Both components are across a 15 V ac voltage source. Current through the inductor is

    • Options
    • A. 152 mA
    • B. 32 mA
    • C. 12 mA
    • D. 120 mA
      • Discuss
    • 7. The primary of a transformer is connected to a 6 V battery. The turns ratio is 1:3 and the secondary load, RL, is 100 Ω. The voltage across the load is

    • Options
    • A. 0 V
    • B. 6 V
    • C. 18 V
    • D. 2 V
      • Discuss
    • 8. A 2 µF, a 4 µF, and a 10 µF capacitor are connected in series. The total capacitance is less than

    • Options
    • A. 2 µF
    • B. 4 µF
    • C. 10 µF
    • D. 1.5 µF
      • Discuss
    • 9. What is the voltage source for a circuit carrying 2 A of current through a 36 Ω resistor?

    • Options
    • A. 1.8 V
    • B. 18 V
    • C. 7.2 V
    • D. 72 V
      • Discuss
    • 10. If there is 6 A of current through the filament of a lamp, how many coulombs of charge move through the filament in 1.75 s?

    • Options
    • A. 10.5 C
    • B. 105 C
    • C. 3.4 C
    • D. 34 C
      • Discuss

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