Series-Parallel Circuits Questions and Answers

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Showing 10 of 24 questions
Q1
What theorem replaces a complex network with an equivalent circuit containing a source voltage and a series resistance?
  • A Multinetwork
  • B Norton
  • C Thevenin
  • D Superposition
Answer: Option C
Q2
In a series–parallel circuit, individual component power dissipations are calculated using:
  • A individual component parameters
  • B a percent of the voltage division ratio squared
  • C total current squared multiplied by the resistor values
  • D a percent of the total power depending on resistor ratios
Answer: Option A
Q3
The current flowing through an unloaded voltage divider is called the:
  • A resistor current
  • B load current
  • C bleeder current
  • D voltage current
Answer: Option C
Q4
When a Wheatstone bridge is in a balanced condition, the center voltmeter in the bridge will read:
  • A twice the source voltage
  • B the same as the source voltage
  • C zero volts
  • D half the source voltage
Answer: Option C
Q5
When a load is connected to a voltage divider, the total resistance of the circuit will:
  • A decrease
  • B double
  • C increase
  • D remain the same
Answer: Option A
Q6
When placed into a circuit, how are electronic components usually connected?
  • A positive terminal to positive terminal
  • B in parallel
  • C as a combination of series and parallel
  • D in series
Answer: Option C
Q7
If a Wheatstone bridge is balanced, a voltmeter in the center of the bridge will read:
  • A the same as the source voltage
  • B half the source voltage
  • C zero volts
  • D twice the source voltage
Answer: Option C
Q8
The first goal to accomplish in analyzing a complex series-parallel circuit is to
  • A equate all parallel components
  • B equate all series components
  • C solve for all the voltage drops
  • D solve for the total current and resistance
Answer: Option D
Q9
If R1 is in series with parallel connected to R2 and R3, what happens to total current if R2 opens?
  • A increases
  • B decreases
  • C remains the same
  • D cannot tell
Answer: Option B
Q10
The first goal(s) to accomplish in analyzing a complex series–parallel circuit is to:
  • A equate all parallel components
  • B equate all series components
  • C solve for all the voltage drops
  • D solve for the total current and resistance
Answer: Option D

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