VOLTAGE, CURRENT AND RESISTANCE QUIZ

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

conductor

valence

insulator

semiconductor

TRUE ANSWER : ?
YOUR ANSWER : ?

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

5 C

1.25 C

12.5 C

0.5 C

TRUE ANSWER : ?
YOUR ANSWER : ?

A red, red, orange, gold resistor has a nominal value of

22000

2200

22

2.2

TRUE ANSWER : ?
YOUR ANSWER : ?

An ammeter is an electrical instrument used to measure

resistance

voltage

None of these

current

TRUE ANSWER : ?
YOUR ANSWER : ?

A wiper is the sliding contact in a

potentiometer

thermistor

photoconductive cell

switch

TRUE ANSWER : ?
YOUR ANSWER : ?

A multimeter measures

current

resistance

voltage

current, voltage, and resistance

TRUE ANSWER : ?
YOUR ANSWER : ?

The current in a given circuit is not to exceed 24 A. Which value of fuse is best?

20 A

24 A

a fuse is not necessary

10 A

TRUE ANSWER : ?
YOUR ANSWER : ?

The unit of electrical charge is the

coulomb

volt

joule

ampere

TRUE ANSWER : ?
YOUR ANSWER : ?

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

yellow, violet, red, silver

orange, violet, red, silver

yellow, violet, orange, gold

yellow, violet, red, gold

TRUE ANSWER : ?
YOUR ANSWER : ?

The conductance of an 8 ohm resistance is

12.5 mS

125 mS

12 S

8 mS

TRUE ANSWER : ?
YOUR ANSWER : ?

↑