This is one of the most common systems for heating and air conditioning circulates the air from the living spaces through or around heating or cooling devices:

A. central forced-air system
B. forced-air system
C. circulating forced-air system
D. central-air system
E. all of the above


Answer: A

Trades & Technology

You might also like to view...

Alessandro Volta produced electricity in the early 1800s utilizing chemical reactions in his ____________________.

Fill in the blank(s) with the appropriate word(s).

Trades & Technology

The federal rangelands are managed by all but which agency?

A) Bureau of Land Management B) U.S. Forest Service C) Department of Labor D) U.S. Park Service

Trades & Technology

Which of the following compressed gases in a cylinder tend to be the most dangerous in the event of a fire?

A. Oxygen B. Acetylene C. Propane D. Argon

Trades & Technology

Which statement is FALSE about high voltage wiring?

A) Connects the controller to the motor/generator B) Is electrically grounded to the frame (body) of the vehicle C) Is controlled by a relay that opens if the ignition is off D) Connects the battery pack to the electric controller

Trades & Technology