ACR-203 Final review

Front

The total heat content of infiltrated air of the same dry-bulb temperature may vary from one part of the country to another because of the difference in ____.

Back

humidity

Front

A homeowner plans to build a house out in Las Vegas, Nevada, in the middle of the desert. It would be in his/her best interest to lower the 'solar load,' to locate most of the windows on the ____ sides of the house.

Back

north and south

Front

The solar load on a structure is the heat gain resulting from the ____.

Back

heat from the radiation from the sun

Front

More than one evaporator coil circuit is used when ____.

Back

there would be excessive refrigerant pressure drop in the coil circuit

Front

A popular material combination used in air-conditioning evaporators and condensers is ___.

Back

copper tube-aluminum fin

Front

In reciprocating compressors used in air conditioning, the motor is mainly cooled by ____.

Back

both

Front

In rotary compressors, the motor is cooled by ___.

Back

discharge gas from the compressor

Front

A dirty condenser coil can lead to ___.

Back

reduced efficiency

Front

High-efficiency condensers ___.

Back

have more surface area than standard condensers

Front

When exposed to salt air, ___ should be used for the screws to secure the sheet metal of cabinets of air conditioning equipment.

Back

stainless steel