Basic HVACR 100 Final Exam Questions With Verified And Updated Solutions.
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Course
HVACR
Institution
HVACR
Basic HVACR 100 Final Exam Questions
With Verified And Updated Solutions.
True or False: Refrigeration systems are designed to operate with only refrigerant and oil in the
system - answerTrue
Air contains three non-condensibles that are detrimental to the system - answerAir, nitrogen,
moisture...
Basic HVACR 100 Final Exam Questions With Verified And Updated Solutions. True or False: Refrigeration systems are designed to operate with only refrigerant and oil in the system - answer✔✔True Air contains three non -condensibles that are detrimental to the system - answer✔✔Air, nitrogen, moisture A compound guage is used to measure vacuum level - answer✔✔Low side/ blue gauge Molecular motion stops at what degree Fahrenheit? - answer✔✔-460 degrees The law of conservation states that energy can neither be_____ or ______. - answer✔✔created or destroyed Define a British thermal unit (Btu) - answer✔✔The amount of heat required to raise one pound of water one degree at sea level True or False:Heat flows naturally from a colder substance to a warmer substance - answer✔✔False Conduction heat transfer can be explained as the energy traveling from one _____ to another - answer✔✔Molecule There are two kinds of heat, what are they - answer✔✔Latent heat and sensible heat What is the atmospheric pressure at sea level - answer✔✔14.696 or 15 psi Temperature that can be measured is known as ______ heat - answer✔✔sensible True or False:We take heat from where it is not wanted and release it where it doesn't matter, this describ es the refrigeration process - answer✔✔True Matter is commonly explained as a substance that occupies ____ and has _____ - answer✔✔space and has mass Matter exists in three states , name them - answer✔✔Solid , liquid , and vapor / gas True or False:Electri cal energy and heat energy are two forms of energy used in this industry - answer✔✔True
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