Voltage,Current and Resistance - EEE Questions and Answers

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Eight-tenths coulomb passes a point in 4 s. The current in amperes is

1.6 A

16 A

2 A

0.2 A

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

12.5 C

1.25 C

0.5 C

5 C

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The colored bands for a 4,700 ohm resistor with a ten percent tolerance are

yellow, violet, red, gold

yellow, violet, orange, gold

yellow, violet, red, silver

orange, violet, red, silver

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A material that does not allow current under normal conditions is a(n)

insulator

conductor

semiconductor

valence

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The unit of electrical charge is the

volt

ampere

joule

coulomb

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A multimeter measures

current

voltage

resistance

current, voltage, and resistance

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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?

10.5 C

105 C

3.4 C

34 C

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A wiper is the sliding contact in a

switch

photoconductive cell

thermistor

potentiometer

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A neutral atom with an atomic number of five has how many electrons?

none

depends on the type of atom