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TSSA Practice Questions fully solved & updated(verified for accuracy).
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TSSA Practice Questions fully solved & updated(verified for accuracy).
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TSSA PracticeQuestions fully solved
& updated(verified for
accuracy)
What would be the max flame failure response
time for a standing pilot - answer 1 min and 30
seconds
What does MSDS stand for? - answer Material
Safety Data Sheet
for basic self protection what do you need? -
answer A) safety glasses
B) safety shoes/boots
C) gloves
D) all of the above
A ladder must extend above the roof landing by? -
answer 36"
,What are the approximate limits of flammability for
natural gas ? - answer 4%-15%
What is the ignition temp of natural gas? - answer
1300 F
What is the flame temp of natural gas? - answer
1000 F
What is the air to gas ratio for perfect combustion
of propane gas - answer 23.5 to 1
What is the expansion rate of propane gas -
answer 1:270
What is the heating value of natural gas per cubic
foot in Canada - answer 1000 BTU
Who is the most common testing agency that
certifies venting? - answer ULC
What is the relief valve pressure setting for a
propane tank - answer 250 psig
,Who issues gas technician certificates in Ontario -
answer Technical standards and safety authority
What is the flammability range of CO? - answer
12% to 74%
What are the products of complete combustion -
answer Carbon dioxide, water vapour, heat
What is needed to start combustion of a fuel -
answer Ignition, fuel, air
What is the air needed to operate a natural draft
gas appliance safely? - answer Combustion air,
dilution air
What is the boiling point of natural gas - answer -
260°F
What is the relative density of propane gas -
answer 1.52
What is air comprised of? - answer 80% nitrogen
and 20% oxygen
, What are the products of incomplete combustion -
answer Soot, aldehydes, carbon monoxide, heat
What type of air is premixed with gas prior to
ignition - answer Primary air
What type of air surrounds the flame for proper
combustion - answer Secondary air
Dilution air is - answer Air to neutralize chimney
draft
How many types of fire extinguishers exist -
answer 4
What is the weight of one imperial gallon of
propane - answer
What is the relief valve pressure set on a propane
cylinder - answer 250 psig
What is the approximate filling density of propane
containers - answer 80%
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