HVAC Excellence - ELECTRICITY, Weeks 1, 2, & 3, April 11 - 29th

Front

If the conductor in an AC circuit is wound into a coil, the resulting EMF opposes the supply voltage. This opposition is called ________.

Back

inductive reactance

Front

Typical conductors are __________?

Back

all of the above (copper, silver, gold)

Front

Any material that will readily release electrons is called _____________.

Back

a conductor

Front

A typical thermocouple used on a gas furnace can ______________.

Back

generate a small DC electrical current

Front

One horse power is equal to _______ Watts.

Back

746

Front

What is the definition of inductive reactance?

Back

Inductive reactance is the opposition to the flow of alternating current caused by inductance in a circuit.

Front

What materials are considered good conductors of electricity?

Back

Copper, silver, and gold are considered good conductors.

Front

What is the role of a thermocouple in a gas furnace?

Back

A thermocouple generates a small electrical current to ensure the gas valve remains open.

Front

What is the relationship between horsepower and watts?

Back

1 horsepower is equal to 746 watts.

Front

What is a conductor?

Back

A conductor is a material that allows the flow of electric current by readily releasing electrons.