Electrical Engineering - Voltage, Current and Resistance


"We cannot solve our problems with the same thinking we used when we created them."
- Albert Einstein

Materials with lots of free electrons are called

A. conductorsB. insulators
C. semiconductorsD. filters


The unit of electrical charge is the

A. coulombB. joule
C. voltD. watt


Current flows in a circuit when

A. a switch is opened
B. a switch is closed
C. the switch is either open or closed
D. there is no voltage


The minimum resistance value for a blue, gray, red, silver resistor is

A. 612
B. 6,120
C. 6,800
D. 6,460


The maximum resistance value for a brown, red, yellow, gold resistor is

A. 126,000
B. 126,600
C. 114,000
D. 132,000

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