RAC 40 QUIZ 1 - 8 REVIEW PACKAGE

RAC 40 Quiz 2 Review - Questions and Answers Boyle's law P1 x V1 = P2 x V2 Dalton's law Ptotal = Psubstance 1 + Psubstance 2 Charles' law V1 / T1 = V2 / T2 Specific Volume ft3/lb Hp 33000 ft-lb/min Specific Gravity no units Density lb/ft3 1kW 3413 Btu Work= Force x Distance One watt of electric...

RAC 40 Quiz 3 Review - Questions and Answers The _____ compressor is another positive displacement compressor and is used for larger air conditioning and refrigeration applications. Screw Compressor The four (4) major components of a vapor compression refrigeration system are the compressor, conde...

RAC 40 Quiz 4 Review - Questions and Answers When transferring refrigerants from a cylinder to a refrigeration system or any other container you should always wear ______. Goggles with side shields and gloves A fusible plug is a metal fitting that has a hole drilled through it and the hole is fille...

RAC 40 Quiz 5 Review - Questions and Answers The tool used to create pipe threads on the outside of a pipe is called a_________ Die A(n) ___________ Is used to measure the amount of CO2 in flue products CO2/O2 Indicator After brazing a joint in a very tight location, the technician would use a(n) ...

RAC 40 Quiz 6 Review - Questions and Answers When connecting stranded wire under a screw terminal (like a thermostat) what process should be used to ensure a secure and solid connection is obtained? Solder the end of the wire so all copper strands are binded together and no loose wires will fall o...

RAC 40 Quiz 7 Review - Questions and Answers When soldering, flux should be applied to ________. The male part of the joint only The size indicated for the diameter of copper tubing used for plumbing is the approximate __________. Inside dimension When joining steel pipe, ___________ should be app...

RAC 40 Quiz 8 Review - Questions and Answers After repairing a System that has had an electrical motor failure (compressor burnout) it is good field practice to re-use the recovered refrigerant in that system False Air entering a refrigerant system can eventually lead to compressor failure True Th...