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  • Question

  • A short circuit has:


  • Options
  • A. too much resistance
  • B. no conductance
  • C. no resistance
  • D. low current

  • Correct Answer
  • no resistance 

    • Series Circuits problems

    Search Results

    • 1. The voltage drop across a series resistor is proportional to what other value?

    • Options
    • A. total resistance
    • B. its own resistance
    • C. wattage rating
    • D. the amount of time the circuit is on
      • Discuss
    • 2. 

      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
    • 3. 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
    • 4. 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
    • 5. 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
    • 6. If series resistors dissipate 16 mW, 107 mW, 146 mW, and 243 mW, what is the total power consumed by the circuit?

    • Options
    • A. 128 mW
    • B. 269 mW
    • C. 512 mW
    • D. 1024 mW
      • Discuss
    • 7. What is wrong, if anything, with this circuit?


    • Options
    • A. R1 is open.
    • B. R1 is shorted.
    • C. R2 is open.
    • D. R2 is shorted.
      • Discuss
    • 8. 

      If a voltage is connected between contacts 2 and 3 in the given circuit, which resistors will carry current?


    • Options
    • A. All twelve resistors will carry current.
    • B. Only R6 and R11 will carry current.
    • C. Only R2, R4, R6, and R11 will carry current.
    • D. Only R3, R6, R9, and R12 will carry current.
      • Discuss
    • 9. Resistance in a series circuit will:

    • Options
    • A. control the voltage
    • B. double the current
    • C. halve the power
    • D. oppose current
      • Discuss
    • 10. Given a series circuit containing resistors of different values, which statement is not true?

    • Options
    • A. The current through each resistor is the same.
    • B. The sum of the voltage drops across each resistive element will be equal.
    • C. The total resistance is the sum of the value of the resistors.
    • D. The voltage drop across each resistor is the same.
      • Discuss

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