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EPA 609 Practice Questions With Well Detailed Answers $9.99   Add to cart

Exam (elaborations)

EPA 609 Practice Questions With Well Detailed Answers

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  • Course
  • EPA 609 Certification
  • Institution
  • EPA 609 Certification

EPA 609 Practice Questions With Well Detailed Answers

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  • November 8, 2024
  • 10
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • EPA 609 Certification
  • EPA 609 Certification
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LeCrae
EPA 609 Practice Questions With Well Detailed
Answers

R-134a is a chlorine-free refrigerant Right Ans - True

Ozone layer absorbs and scatters ________ from the sun Right Ans -
ultraviolet light

For determining the Ozone Depletion Potential ________ having been assigned a
factor of 1 Right Ans - CFC-11

A refillable refrigerant cylinder must not be filled above ______ of its full
capacity. Right Ans - 80%

Ozone at ground level and at Stratosphere is a harmful pollutant Right Ans
- False

Each chlorine ion can able to destroy ______ ozone molecules Right Ans -
100,000

Lifetime of CFCs is believed to range from _____ years Right Ans - 20-100

An award of up to ______ may be paid to a person supplying information that
leads to a penalty against a technician who is intentionally venting. Right
Ans - $10,000

Ester-based synthetic oils can be mixed with other oils Right Ans - False

Since _____, it is illegal to vent substitutes for CFC and HCFC refrigerants
Right Ans - Nov 15, 1995

MVAC systems being disposed must be evacuated to _____ of mercury before
being scrapped Right Ans - 4 inches

Since ________, it is no longer legal for CFCs to be manufactured or imported
into the United States Right Ans - Jan 1, 1996

, The Clean Air Act (CAA) of ______ directs EPA to establish requirements to
prevent the release of ozone depleting substances. Right Ans - 1990

At high temperatures, CFC-12 can decompose to form _______ Right Ans -
hydrochloric and hydrofluoric acid

Ozone molecule consists of ______ atoms of oxygen Right Ans - three

CFCs are highly reactive in _____ of atmosphere Right Ans - lower

Non-condensables in a refrigeration system result in a _______ discharge
pressure Right Ans - higher

Moisture level in Recycled R-12 (CFC-12) that has been directly removed
from, and intended to be returned to, a mobile air-conditioning system cannot
exceed _______ PPM by weight. Right Ans - 15

Over the road refrigeration units and R-22 (HCFC) air conditioning, such as
that found in buses, also requires Section ______ certification Right Ans - 608

Ozone depletion increases global warming Right Ans - True

Refrigerants are lighter than the air: Right Ans - False

Stratosphere layer consists of about _____ of the available Ozone: Right Ans
- 90%

Every refrigerant cylinder need not be protected by some type of pressure
relief device: Right Ans - False

If a technician is already trained and certified to handle CFC-12, he has to be
re-certified to handle HFC-134a Right Ans - False

Which of the following refrigerants has high ozone-depletion potential:
Right Ans - CFCs

R-152a is a chemical compound composed of which of the following: (Multiple
Answer Question) Right Ans - Carbon, Hydrogen, Fluorine

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