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Series Circuits problems

  • 1. 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
  • 2. 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
  • 3. Electronics Series Circuits: Calculate the v

    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
  • 4. 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
  • 5. A short circuit has:

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

    Electronics Series Circuits: 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. Electronics Series Circuits: If a voltage is

    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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