SOIL MECHANICS AND FOUNDATION QUIZ

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

TRUE ANSWER : ?
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A wiper is the sliding contact in a

potentiometer

thermistor

switch

photoconductive cell

TRUE ANSWER : ?
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Eight-tenths coulomb passes a point in 4 s. The current in amperes is

0.2 A

16 A

2 A

1.6 A

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YOUR ANSWER : ?

A multimeter measures

resistance

voltage

current

current, voltage, and resistance

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Materials with lots of free electrons are called

insulators

conductors

semiconductors

filters

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A two-terminal variable resistor is known as a

rheostat

wiper

potentiometer

thermistor

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The unit of electrical charge is the

volt

coulomb

joule

ampere

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A thermistor is a type of

switch

power supply

battery

resistor

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

insulator

semiconductor

conductor

valence

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

126000

126600

114000

132000

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