Series-Parallel Circuits Online Test – Multiple Choice Questions and Answers

1. The positve (+) and negative (-) ends of the battery are called ______

 
 
 
 

2. A device able to supply electrical energy is a ________

 
 
 
 

3. A Wheatstone bridge can be used to determine an unknown

 
 
 
 

4. In a series–parallel circuit consisting of R1 and R2 in series and connected in parallel with R3, if R1 opens, then R2‘s voltage will:

 
 
 
 

5. If R1 is in series with parallel connected to R2 and R3, what happens to total current if R2 opens?

 
 
 
 

6. The first goal to accomplish in analyzing a complex series-parallel circuit is to

 
 
 
 

7. With 21 V applied, if R1 = 5 ohms, R2 = 35 ohms, and R3 = 14 ohms, what is the current of R2 if R1 is series connected with parallel circuit R2 and R3?

 
 
 
 

8. When a Wheatstone bridge is in a balanced condition, the center voltmeter in the bridge will read:

 
 
 
 

9. In a series–parallel circuit, individual component power dissipations are calculated using:

 
 
 
 

10. The current flowing through an unloaded voltage divider is called the:

 
 
 
 

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