Question 1
Air consists of
a. 80% oxygen, 20% nitrogen TSSA Q
b. 80% nitrogen, 20% oxygen
c. 70% oxygen, 30% nitrogen
d. 70% nitrogen, 30 % oxygen
CORRECT ANSWER
b. 80% nitrogen, 20% oxygen
Question 2
What are the 3 requirements of combustion? TSSA Q
a. Fuel, nitrogen, air
b. Fuel, carbon dioxide, water
c. Fuel, oxygen, water
d. Fuel, oxygen, heat
CORRECT ANSWER
d. Fuel, oxygen, heat
Question 3
Where a holder of a certificate finds an appliance or work in an unacceptable condition
that constitutes an immediate hazard, the holder shall TSSA Q
1
@https://www.stuvia.com/user/thestudyvault
, a. Give oral notice to the distributor within 14 days
b. Give written notice to the user with 7 days
c. Immediately shut off supply to appliance
d. Give written notice to the distributor within 7 days
CORRECT ANSWER
c. Immediately shut off supply to appliance
Question 4
What is the correct time and test pressure for a 2PSI but less than 33 supply for 350' of
piping
a. 50 PSI, 180 minutes
b. 50 PSI, 60 minutes
c. 105 times the maximum operating pressure for 180 minutes
d. 15 PSI, 60 minutes
CORRECT ANSWER
a. 50 PSI, 180 minutes
Question 5
How far above the floor in a repair garage can a component capable of igniting a
flammable vapor be installed? TSSA Q
a. 18 inches
b. 24 inches
c. 36 inches
d. 54 inches
CORRECT ANSWER
d. 54 inches
2
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Air consists of
a. 80% oxygen, 20% nitrogen TSSA Q
b. 80% nitrogen, 20% oxygen
c. 70% oxygen, 30% nitrogen
d. 70% nitrogen, 30 % oxygen
CORRECT ANSWER
b. 80% nitrogen, 20% oxygen
Question 2
What are the 3 requirements of combustion? TSSA Q
a. Fuel, nitrogen, air
b. Fuel, carbon dioxide, water
c. Fuel, oxygen, water
d. Fuel, oxygen, heat
CORRECT ANSWER
d. Fuel, oxygen, heat
Question 3
Where a holder of a certificate finds an appliance or work in an unacceptable condition
that constitutes an immediate hazard, the holder shall TSSA Q
1
@https://www.stuvia.com/user/thestudyvault
, a. Give oral notice to the distributor within 14 days
b. Give written notice to the user with 7 days
c. Immediately shut off supply to appliance
d. Give written notice to the distributor within 7 days
CORRECT ANSWER
c. Immediately shut off supply to appliance
Question 4
What is the correct time and test pressure for a 2PSI but less than 33 supply for 350' of
piping
a. 50 PSI, 180 minutes
b. 50 PSI, 60 minutes
c. 105 times the maximum operating pressure for 180 minutes
d. 15 PSI, 60 minutes
CORRECT ANSWER
a. 50 PSI, 180 minutes
Question 5
How far above the floor in a repair garage can a component capable of igniting a
flammable vapor be installed? TSSA Q
a. 18 inches
b. 24 inches
c. 36 inches
d. 54 inches
CORRECT ANSWER
d. 54 inches
2
@https://www.stuvia.com/user/thestudyvault
