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Voltage, Current and Resistance

Voltage, Current and Resistance
Which of the following is not a type of energy source?

battery
solar cell
generator
rheostat

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Voltage, Current and Resistance
A wiper is the sliding contact in a

potentiometer
thermistor
switch
photoconductive cell

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Voltage, Current and Resistance
Materials with lots of free electrons are called

semiconductors
insulators
conductors
filters

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Voltage, Current and Resistance
The colored bands for a 4,700 ohm resistor with a ten percent tolerance are

yellow, violet, orange, gold
orange, violet, red, silver
yellow, violet, red, silver
yellow, violet, red, gold

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Voltage, Current and Resistance
The unit of electrical charge is the

ampere
coulomb
volt
joule

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Voltage, Current and Resistance
The current in a given circuit is not to exceed 24 A. Which value of fuse is best?

10 A
20 A
24 A
a fuse is not necessary

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MORE MCQ ON Voltage, Current and Resistance

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