Milady Exam Review, Ch. 13, Basics of
Electricity Exam Questions With Verified
Answers
The movement of electrons from one atom to another along a conductor is called _______.
A. An electric charge
B. Electricity
C. Energy flow
D. Sparks - Answers✔B. Electricity
Electric waves can be covered with a material that does not transmit electricity such as a rubber
or plastic coating. This material is known as _______.
A. An insulator
B. A conductor
C. A circuit
D. A fuse - Answers✔A. An insulator
An apparatus that changes direct current to alternating current is_______.
A. A rectifier
B. A circuit breaker
C. An inverter
D. A fuse box - Answers✔C. An inverter
The term _______ refers to a rapid and interrupted current, flowing forest in one direction and
then in the opposite direction
A. Rectifier current
B. Alternating current
1
D. Direct current - Answers✔B. Alternating current
The unit that measures the pressure or force that pushes the electric current forward through a
conductor is ______.
A. An amp
B. A watt
C. An ohm
D. A volt - Answers✔D. A volt
Which unit measures the resistance of an electric current?
A. Ohm
B. Watt
C. Amp
D. Volt - Answers✔A. Ohm
The device that prevents excessive current from passing through a circuit is called ________.
A. A fuse
B. A battery
C. A kilowatt
D. An ampere - Answers✔A. A Fuse
A switch that automatically interrupts or shuts off an electric current at the first indication of an
overload is ______.
A. A voltage regulator
B. An ampere interrupter
C. A circuit breaker
D. A battery charger - Answers✔C. A circut breaker
The negative electrode of an electro therapy device is called _______.
A. An anode
B. An electron
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