Quiz  /  MCQ On Series And Parallel Circuits

  • 1. 
    A certain circuit is composed of two parallel resistors. The total resistance is 1,403 Ω. One of the resistors is 2 Ω. The other resistor value is

  • 1,403 Ω
  • 4.7 kΩ
  • 2 kΩ
  • 3,403 Ω

  • 2. 
    A voltage divider consists of ot two 100 kΩ resistors and a 12 V source. What will the voltage be if a load resistor of 1 MΩ is connected to the output?

  • 0.57 V
  • 6 V
  • 12 V
  • 5.7 V

  • 3. 
    The parallel combination of a 1.5 kΩ resistor and 470 Ω resistor is in series with the parallel combination of five 1 kΩ resistors. The source voltage is 50 V. The percentage of the load current through any single 1 kΩresistor is

  • 25 %
  • 20 %
  • 100 %
  • 50 %

  • 4. 
    On which of the following voltage range settings will a voltameter present minimum load on a circuit?

  • 1 V
  • 50 V
  • 500 V
  • 1,000 V

  • 5. 
    A Voltage divider consists of two 68 kΩ resistors and a 24 V source. The unknown output voltage is

  • 12 V
  • 24 V
  • 0 V
  • 6 V

  • 6. 
    Two 3.3 kΩ resistors are in series combination are in parallel with a 4.7 kΩ resistor. What will be the voltage across the 4.7 kΩ resistors if the voltage across one of the 3.3 kΩ resistors is 12 V

  • 24 V
  • 12 V
  • 0 V
  • 6 V

  • 7. 
    The 1.2 kΩ resistors are in series and this series combination is in parallel with a 3.3 3.3 kΩ resistor. The total resistance is

  • 138 Ω
  • 1,389 Ω
  • 5,700 Ω
  • 880 Ω

  • 8. 
    A certain voltage divider consists of three 1 kΩ resistors in series. Which of the following load resistors will have the least effect on the output voltage?

  • 1 MΩ
  • 100 kΩ
  • 1 kΩ
  • 330 Ω

  • 9. 
    A certain Wheatstone bridge has the following resistor values: R1= 10 kΩ, R2 = 720 Ω and R4 = 2.4 kΩ. The unknown resistance is

  • 24 Ω
  • 2.4 Ω
  • 300 Ω
  • 3,000 Ω

  • 10. 
    In a certain five-step R/2R ladder network, the smallest resistor value is

  • Indeterminable
  • 2 kΩ
  • 10 kΩ
  • 20 kΩ
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