Skills and Trades

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The ________ displays the total amount of liquid measured by the meter as it turns. A) shaft B) ... Started by kwoodring	1 Replies 17 Views	Jul 24, 2018 by strudel15
How can a nontoxic, nonflammable refrigerant still be dangerous when released in a confined space? ... Started by bobthebuilder	1 Replies 43 Views	Jul 24, 2018 by ansleighelindsey
Once the cover has been removed from a strainer, it should be placed onto ________. A) absorbent ... Started by dejastew	3 Replies 25 Views	Jul 24, 2018 by ciecieme
When the clogged strainer has been removed, it should be ________. A) steam cleaned B) backwashed ... Started by pepyto	1 Replies 33 Views	Jul 24, 2018 by pangili4
How much heat is rejected through condensation? A) 60 B) 100 C) 40 D) ... Started by saliriagwu	1 Replies 21 Views	Jul 24, 2018 by anyusername12131
If the temperature of the refrigerant in a water-cooled system is 95F, what is the temperature of ... Started by RYAN BANYAN	1 Replies 57 Views	Jul 24, 2018 by JYan
Subcooling the liquid refrigerant increases system efficiency by: A) Ensuring a solid stream of ... Started by bobypop	3 Replies 119 Views	Jul 24, 2018 by TheDev123
The most common HCFC refrigerant is which of the following? A) R-124 B) R-23 C) R-22 D) ... Started by piesebel	1 Replies 22 Views	Jul 24, 2018 by EAN94
Which of the following will occur if copper is bent? A) It will contract. B) It will expand. C) ... Started by Coya19@aol.com	1 Replies 28 Views	Jul 24, 2018 by mjbamaung
The chemical components of CFC refrigerants are: A) Chlorine, fluorine, and carbon. B) Chlorine, ... Started by fagboi	1 Replies 95 Views	Jul 24, 2018 by macybarnes
The chemical components of HCFC refrigerants are: A) Helium, carbon, frankincense, and Clorox. B) ... Started by karateprodigy	3 Replies 56 Views	Jul 24, 2018 by iceage
Copper tubing that comes in rigid, straight lengths is called: A) Tempered copper. B) Hard ... Started by tth	1 Replies 87 Views	Jul 24, 2018 by C.mcnichol98
The fins on finned tube coils increase heat transfer by: A) Increasing the laminar air flow ... Started by KWilfred	1 Replies 122 Views	Jul 24, 2018 by mbcrismon
Ozone is an oxygen molecule formed with: A) Three oxygen atoms instead of the normal two. B) ... Started by Mr. Wonderful	1 Replies 130 Views	Jul 24, 2018 by mmpiza
Which type of condenser uses a fan to push air across the condenser? A) An induced-draft ... Started by madam-professor	3 Replies 93 Views	Jul 24, 2018 by sylvia
The chemical family that is the basic building block for most modern refrigerants is: A) Freons. ... Started by NClaborn	1 Replies 92 Views	Jul 24, 2018 by tdewitt
To allow two pieces of copper tubing to be joined by soldering or brazing without any fitting, which ... Started by genevieve1028	1 Replies 183 Views	Jul 24, 2018 by shewald78
Examples of halogenated refrigerants include: A) CFCs, HCFCs, and HFCs. B) CFCs and HCFCs only. ... Started by sammy	1 Replies 94 Views	Jul 24, 2018 by vickybb89
The halogen family of chemicals includes: A) Carbon and hydrogen. B) Chlorine, fluorine, and ... Started by Yolanda	3 Replies 35 Views	Jul 24, 2018 by javimendoza7
The preferred method of cutting copper tubing for a refrigeration system is with: A) A tubing ... Started by jake	1 Replies 99 Views	Jul 24, 2018 by smrtceo
Hard copper tubing can be joined by: A) Compression fittings. B) Soldering and brazing. C) Flare ... Started by ap345	1 Replies 46 Views	Jul 24, 2018 by aruss1303
What is the primary difference between air-cooled condensers on lower-efficiency systems and those ... Started by tatyanajohnson	1 Replies 79 Views	Jul 24, 2018 by Dinolord
What is the purpose of annealing copper tubing? A) To allow the tubing to be formed without ... Started by Themember4	3 Replies 64 Views	Jul 24, 2018 by meganlapinski
Compared to other coil constructions, microchannel coils: A) Have a larger internal volume. B) ... Started by jessicacav	1 Replies 12 Views	Jul 24, 2018 by CAPTAINAMERICA
Soft copper tubing can be joined by: A) Compression fittings. B) Brazing, soldering, flaring, or ... Started by Arii_bell	1 Replies 48 Views	Jul 24, 2018 by amy.lauersdorf90