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Wyoming-Refrigeration Online Practice Test

These are actual questions from our online practice test.

We have included a question from each chapter of the test. Every question will be multiple choice. The answers are not included with the sample.

Sample Questions

# Chapter Title Question
1 Refrigerants (CFCs) =
2 Air Conditioning Fundamentals/Pressure What is a anemometer?
3 Definitions Cryogenics
4 Refrigeration Systems/Design Dry Ice =
5 Commercial Systems/Heating Systems A protective ____________ should be placed around small units if required.
6 Cooling and Heating Loads The average window comfort cooling unit will adequately handle 6000 - 9000 Btu = 3/4 hp., COP = ____________ .
7 Controls/Servicing Tools What is a check valve? _______________________________.
8 Devices/Supplies Machine screws can come in many different diameters. Three are in the fractional in sizes and ____ are in the numbered sizes.
9 Equipment/Pressure Temperature A pressure gauge is used to determine what is happening _____________ the system.
10 Piping/Combustion In reference to lines and piping, R-12, R-22, R-500 and R-502 liquid velocities are about 100 ft./min. Suction lines have about _____ ft./min.
11 Absorption/Laws An intermittent absorption system is __________________________.
12 Ventilation/Fundamentals The conditioned air brought into a room is called ____________ air.
13 Testing/Symbols EPA classification Type 1 =
14 Venting/Service The vent pipe or chimney should extend at least _____ above the highest part of the roof.
15 Boilers I takes about 15 % of the flue gas volume which is CO2 to create perfect _______________.
16 Circulation Systems Compression Chiller =


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