Electrical Concepts Quiz

Relays are made up of a __________ and one or more __________.

• switch, loads

• source, switches

• transformer, loads

• load, switches

• load, transformers

Which of the following is a not cause of electricity?

• heat

• magnetism

• pressure

• inertia

• chemicals

A battery is an example of a/an ____________ source.

• alternating current

• series current

• magnetic

• parallel circuit

• direct current

Materials which do not allow their electrons to spin out of orbit easily are called:

• conductors

• grounds

• insulators

• elements

• magnets

“VA” is the common term for:

• amps

• ohms

• watts

• volts

• gigajoules

“Pressure” differential in an electrical resistance is the:

• voltage

• amperage

• resistance

• wattage

• ohm-age

When measuring voltage, the meter test leads are connected in _________ with the component being tested.

• series

• parallel

• series/parallel

• parallel/series

• a “dead” circuit

If the voltage is kept constant at 240 volts, and the resistance measures 40 ohms, the current flowing through the conductor is:

• 6 amps

• 60 amps

• 24 volts

• 240 volts

• 6 volts

The rate of flow of electrons in a circuit is termed:

• voltage

• amperage

• resistance

• induction

• wattage

The 120V side of the transformer found on most heating system is referred to as the:

• primary winding

• secondary winding

• hot winding

• initial winding

• number one winding