Electrical Engineering Quiz

Electricity consists of a flow of free ___ along a

conductor.

• electrons
• neutrons

• protons

• energy

Electricity needs a material which allows a current to pass

through easily, which offers little resistance to the flow and

is full of free electrons. This material is called ____

• an insulator

• a conductor

• electrons

• neutrons

___ such as silicon and germanium are used

in transistors and their conductivity is halfway in between

a conductor and an insulator.

• Electricity

• Conductors

• Electronic

• Semiconductors

Impurities are introduced to ___ conductivity.

• conduct

• improve

• reduce

• add

The number of electrons passing a given point in a conductor in one second.

• Coulomb (C)

• Ampere (A)

• Kilowatt (kW)

• Volt (V)

A device which interrupts the circuit

A protective device

A complete circuit with no breaks at all

The components of a ___ can be wired in two different

ways: series or parallel.

___ circuits are commonly

used to connect appliances at home, so that each socket

can function independently.