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TSSA G3 Exam QUESTIONS WITH ANSWERS

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TSSA G3 Exam QUESTIONS WITH ANSWERS

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TSSA G3 Exam QUESTIONS WITH
|\ |\ |\ |\ |\

ANSWERS

Natural gas and propane are: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\

✔✔members of the hydrocarbon family |\ |\ |\ |\

Natural gas and propane are composed mainly of: -
|\ |\ |\ |\ |\ |\ |\ |\ |\

CORRECT ANSWERS ✔✔carbon and hydrogen
|\ |\ |\ |\

What is the odorant added to natural gas and propane? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\

CORRECT ANSWERS ✔✔mercaptan
|\ |\

85% to 95% of natural gas is composed of: - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\

ANSWERS ✔✔methane |\

Chemical formula for Methane: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\

✔✔CH4

Chemical formula for Propane: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\

✔✔C3H8

Chemical formula for Oxygen: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\

✔✔O2

,Chemical formula for Nitrogen: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\

✔✔N2

Chemical formula for Water: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\

✔✔H2O

Chemical formula for Carbon Dioxide: - CORRECT
|\ |\ |\ |\ |\ |\ |\

ANSWERS ✔✔CO2 |\

Chemical formula for Carbon Monoxide: - CORRECT
|\ |\ |\ |\ |\ |\ |\

ANSWERS ✔✔CO |\

The approximately percentage of oxygen and nitrogen in
|\ |\ |\ |\ |\ |\ |\ |\

air is: - CORRECT ANSWERS ✔✔21% Oxygen and 79%
|\ |\ |\ |\ |\ |\ |\ |\ |\

Nitrogen

The properties concerning natural gas and propane is on
|\ |\ |\ |\ |\ |\ |\ |\ |\

what page of the codebook? - CORRECT ANSWERS ✔✔351
|\ |\ |\ |\ |\ |\ |\ |\

(T/F) Propane liquid escaping from a container rapidly
|\ |\ |\ |\ |\ |\ |\ |\

drops in temperature - CORRECT ANSWERS ✔✔True
|\ |\ |\ |\ |\ |\

,What is L.E.L.? - CORRECT ANSWERS ✔✔The lowest
|\ |\ |\ |\ |\ |\ |\ |\

percent of gas in the air-gas mixture that will support
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\

combustion

Odorant is added to natural gas at the: - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\

ANSWERS ✔✔City gate station |\ |\ |\

The maximum flame temperature from the combustion of
|\ |\ |\ |\ |\ |\ |\

natural gas with air is: - CORRECT ANSWERS ✔✔3500 F
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\

The two main hydrocarbons which form natural gas are: -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\

CORRECT ANSWERS ✔✔methane and ethane|\ |\ |\ |\

The boiling point of propane is: - CORRECT ANSWERS ✔✔-
|\ |\ |\ |\ |\ |\ |\ |\ |\

44 F |\

The boiling point of natural gas is: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\

✔✔-260 F |\

What is the ignition temperature of propane gas
|\ |\ |\ |\ |\ |\ |\ |\

compared to natural gas? - CORRECT ANSWERS ✔✔Lower
|\ |\ |\ |\ |\ |\ |\

for propane
|\ |\

What is the ignition temperature of propane gas? -
|\ |\ |\ |\ |\ |\ |\ |\ |\

CORRECT ANSWERS ✔✔920 to 1020 F |\ |\ |\ |\ |\

, Is natural gas heavier or lighter than air? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\

ANSWERS ✔✔lighter |\

Is propane heavier or lighter than air? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\

ANSWERS ✔✔heavier |\

One imperial gallon of propane weighs: - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\

ANSWERS ✔✔5.1 pounds (2.3 kilograms) |\ |\ |\ |\

At 60°F (15,5° C) a pound of propane produces how many
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\

cubic feet of gas? - CORRECT ANSWERS ✔✔8.50
|\ |\ |\ |\ |\ |\ |\ |\

Propane shall have a distinctive odour content to ensure
|\ |\ |\ |\ |\ |\ |\ |\ |\

it is readily detectable in the atmosphere down to
|\ |\ |\ |\ |\ |\ |\ |\ |\

concentrations of: - CORRECT ANSWERS ✔✔20% of the |\ |\ |\ |\ |\ |\ |\ |\

lower explosive limit. |\ |\

When one pound of propane burns, it releases
|\ |\ |\ |\ |\ |\ |\ |\

approximately: - CORRECT ANSWERS ✔✔21,600 Btu |\ |\ |\ |\ |\

The relative density of liquid propane as compared to
|\ |\ |\ |\ |\ |\ |\ |\ |\

water is approximately: - CORRECT ANSWERS ✔✔0.5
|\ |\ |\ |\ |\ |\

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TSSA G3 Exam QUESTIONS WITH ANSWERS

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