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Voltage, Current and Resistance

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

wiper
thermistor
rheostat
potentiometer

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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?

20 A
a fuse is not necessary
10 A
24 A

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Voltage, Current and Resistance
An ammeter is an electrical instrument used to measure

resistance
current
voltage
None of these

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

thermistor
photoconductive cell
switch
potentiometer

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

semiconductors
filters
conductors
insulators

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Voltage, Current and Resistance
Eight-tenths coulomb passes a point in 4 s. The current in amperes is

0.2 A
2 A
1.6 A
16 A

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MORE MCQ ON Voltage, Current and Resistance

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