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EPA 609 -EXAM WITH MULTIPLE CHOICE VERIFIED ANSWERS
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EPA 609 -EXAM WITH MULTIPLE CHOICE VERIFIED ANSWERS
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EPA 609 -EXAM WITH MULTIPLECHOICE VERIFIED ANSWERS
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Lifetime of CFCs is believed to range from _____ years
A. 50 to 60
B. 2 to 100
C. 40 to 50
D. 100 TO 112 - correct answer-B. 2 to 100
For determining the Ozone Depletion Potential ________ having been assigned a factor
of 1
A. CFC-11
B. CFC-13
C. CFC-21
D. CFC-18 - correct answer-A. CFC-11
True or False: Ester-based synthetic oils can be mixed with other oils - correct answer-
False
Since ________, it is no longer legal for CFCs to be manufactured or imported into the
United States
A. January 6, 1996
B. December 1, 1994
C. January 1, 1996
D. March 16, 1995 - correct answer-C. January 1, 1996
Since _____, it is illegal to vent substitutes for CFC and HCFC refrigerants
A. November 15, 1995
B. January 12, 1997
C. December 15, 1992
D. May 11, 1993 - correct answer-A. November 15, 1995
True or False: Ozone at ground level ans at Stratosphere is a harmful pollutant - correct
answer-False
A refillable refrigerant cylinder must not be filled above ______ of its full capacity
A. 60%
B. 8%
, C. 90%
D. 80% - correct answer-D. 80%
Each chlorine ion can able to destroy ______ ozone mole
A. 1,000
B. 10,000
C. 100,000
D. 5,000 - correct answer-C. 100,000
Treu or False: R-134a is a chlorine-free refrigerant. - correct answer-True
MVAC systems being disposed must be evacuated to _____ of mercury before being
scrapped
A. 4 inches
B. 6 inches
C. 2 inches
D. 12 inches - correct answer-A. 4 inches
Ozone layer absorbs and scatters ________ from the sun
A. Sun rays
B. Ultraviolet light
C. Red light
D. Blue light - correct answer-B. Ultraviolet light
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
A. 10,000
B. 20,000
C. 30,000
D. 5,000 - correct answer-A. 10,000
True or False: Every refrigerant cylinder need not be protected by some type of
pressure relief device. - correct answer-False
Ozone molecule consists of ______ atoms of oxygen
A. Four
B. Six
C. Two
D. Three - correct answer-D. Three
CFCs are highly reactive in _____ of atmosphere
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