Voltage and Current Online Test – Multiple Choice Questions and Answers

1. Current is:

 
 
 
 

2. What is the name of the pressure that moves electrons in a closed circuit?

 
 
 
 

3. How many valence shell electrons are there in semiconductor atoms?

 
 
 
 

4. The term used to designate electrical pressure is:

 
 
 
 

5. Which electronics material opposes the movement of free electrons?

 
 
 
 

6. A switch is a device that:

 
 
 
 

7. The basic difference between a fuse and a circuit breaker is

 
 
 
 

8. A secondary cell generates dc via chemical activity; a primary cell generates dc:

 
 
 
 

9. Voltage and Current

 
 
 
 

10. Which is the smallest?

 
 
 
 

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