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Voltage, Current and Resistance

Voltage, Current and Resistance
A two-terminal variable resistor is known as a

thermistor
wiper
potentiometer
rheostat

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

semiconductors
conductors
filters
insulators

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Voltage, Current and Resistance
When placed close together, two positively charged materials will

become negative
become neutral
repel
attract

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Voltage, Current and Resistance
An ohmmeter is an instrument for measuring

voltage
wattage
current
resistance

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Voltage, Current and Resistance
A red, red, orange, gold resistor has a nominal value of

2.2
2200
22000
22

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

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MORE MCQ ON Voltage, Current and Resistance

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