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Chlorofluorocarbon (CFC) Refrigeration Practice Exam 12

Chlorofluorocarbon (CFC) Refrigeration Practice Exam 12

The topic is Chlorofluorocarbon (CFC) Refrigeration. The following exam is produced to test knowledge of safe refrigerant handling and EPA regulations regarding the HVAC industry. It contains over hundred questions of the topic to make sure your knowledge level gets tested so you can prepare yourself for the final exam.

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Quiz Questions And Answers

The existence of in the upper stratosphere indicates that the ozone layer is being destroyed.

Chlorine monoxide
Water
Ozone
Both 1 and 3

Since it has been illegal to knowingly release CFC and HCFC refrigerants during the service, maintenance, repair or disposal of appliances.

July 1, 1992
December 31, 1995
November 14, 1994
January 1, 1995

Since it has been illegal to knowingly release HFC refrigerants during the service, maintenance, repair or disposal of appliances.

January 1, 1995
November 14, 1994
November 14,1993
November 15, 1995

are controlled by the Montreal Protocol

Chlorofluorocarbons, Hydrochlorofluorocarbons, and Halons
Chlorofluorocarbons, Hydrochlorofluorocarbons, Halons, and Hydrofluorocarbons
Chlorofluorocarbons, Halons, and Hydrofluorocarbons
Chlorofluorocarbons and Halons

The equipment covered by EPA regulations includes all air conditioning and refrigeration equipment containing and using _refrigerants.

CFC
Any toxic
All
HFC

recovery devices can capture liquid and/or vapor refrigerant without the assistance of components in the air conditioning or refrigeration equipment

System dependent
System independent
Self contained
Approved

Hygroscopic means affinity for.

Refrigerant
Air and other non condensebles
Water
Ozone

The oils that will be employed with most of the HFC-134a refrigeration applications are:

Organic mixtures
Synthetic esters
Alkylbenzene
All of these

A refrigerant has a range of boiling points or condensing points throughout the evaporator and condenser, respectively. The term used to describe this is temperature glide" or "gli

Non azeotropic
Pure
Azeotropic
Reclaimed

A blend is a two-part mixture.

Binary
Unitary
Ternary
Both 1 and 2
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