40 TOP VOLTAGE, CURRENT and RESISTANCE Online Test – Multiple Choice Questions and Answers

1. An ohmmeter is an instrument for measuring

 
 
 
 

2. Electrons in the outer orbit are called

 
 
 
 

3. An ammeter is an electrical instrument used to measure

 
 
 
 

4. A wiper is the sliding contact in a

 
 
 
 

5. Current flows in a circuit when

 
 
 
 

6. When the current is 2.5 A, how many coulombs pass a point in 0.2 s?

 
 
 
 

7. If there is 6 A of current through the filament of a lamp, how many coulombs of charge move through the filament in 1.75 s?

 
 
 
 

8. A multimeter measures

 
 
 
 

9. Materials with lots of free electrons are called

 
 
 
 

10. A thermistor is a type of

 
 
 
 

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