G2 gas Study guides, Class notes & Summaries
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MCAT entrance exam all subjects combined questions & answers latest update
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m 
 
 
 
 
 
 
1.	Which of the following is the mRNA start codon in most cases? 
 
A.	UAA	B. AGU	C. AUG	D. UGA 
 
 
 
2.	Which of the types of RNA is the smallest? 
 
A.	mRNA	B. tRNA	C. rRNA	D. 
 
 
 
3.	Which of the following is not considered a pyrimidine? 
 
A.	C	B. T	C. U	D. G 
 
 
 
4.	Which of the following is paired correctly? 
 
A.	A-G	B. C-G	C. A-U	D. G-T 
 
 
 
5.	Which of the following characterizes a Western blot? 
 
A.	Antibody/protein hybridization	B. DNA/RNA combination	C. RNA ...
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Gas Technician G2 License Certification Exam Questions and answers with 100% Complete Solutions | verified &updated 2024
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Gas Technician G2 License Certification Exam 
Questions and answers with 100% Complete 
Solutions | verified &updated 2024
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G2 Gas Technician Module 12 2023 with 100% correct answers
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What does an Aquastat do? - correct answer Its an automatic operating switch (normally open). Sense water temperature of a boiler and closes when temperature drops. 
 
What does a low water cut off do? - correct answer Automatic safety control (normally closed). Senses water level in the boiler. If level drops the switch opens and shuts off the gas valve. 
 
in series with gas valve.,What does a water flow switch do? - correct answer Automatic safety control (normally open). Senses water flow an...
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G2 Gas Technician Exam (2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A
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G2 Gas Technician Exam (2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A 
 
Q: Installation of a propane tank under 1000 USWG what would be the minimum distance from a regulator to a building opening? 
 
 
Answer: 
3' 
 
 
Q: If an appliance is less than 85% efficient and non positive it would be considered a? 
 
 
Answer: 
Category 2. 
 
 
Q: For a steam boiler what would be the most important safety control? 
 
 
Answer: 
Low water cut off. 
 
 
Q: For a low pressure s...
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Gas Technician G2 Exam Prep | Questions with 100% Correct Answers | Verified | Latest Update 2024
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The best tool for adjusting and setting the pressure on an appliance regulator: 
a. 
Manometer 
b. 
Velometer 
c. 
Psychrometer 
d. 
An analyzer - Manometer 
3/8 NPS black iron pipe shall? 
a. Not be used for propane 
b. Not be used in a concealed location 
c. Not be used for natural gas 
d. Not be used for indoors - Not be used in a concealed location (6.3.9) 
A corrugated metal gas connector connected to a range must not exceed?
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G2 Gas Technician Module 19 Revised Questions Rated A
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G2 Gas Technician Module 19 Revised Questions Rated A 
If the venting on a high efficiency furnace runs through unheated spaces, what must be done? Insulate piping to prevent Condensation and freezing 
What is condensate drain piping used for? Dispose Liquid waste 
Once the furnace is installed, what are the gas technician's responsibilities to the user? To instruct the the user in the safe and correct operation of all appliances and equipment - clause 4.3.2 
Which furnace type is the most popu...
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G2 Final Exam Questions and answers with 100% Complete Solutions | verified &updated 2024
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G2 Final Exam Questions and answers with 100% Complete Solutions | verified &updated 2024 
What is the min. diameter for a leak test gauge? - 3" 
Amp meter can read? - Conductor magnetic field. 
What would the primary voltage to the furnace be? - 120/1/60 
What is the function of the intermittent pilot? - Stays on during the main burner operation. 
What is the millivolt power output of a closed circuit thermocouple? - 10 - 15 mv dc 
A pilot with a lazy yellow flame indicates? - Orifice is too l...
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G2 Gas Fitter / Technician Exam Set Prep Solution Questions And Revised Correct Answers PASSED!!
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G2 Gas Fitter / Technician Exam 
Set Prep Solution Questions And 
Revised Correct Answers 
PASSED!! 
What is the approximate ignition temperature of natural 
gas - ANSWER : 1200*F(649*C) 
The specific gravity of natural gas is - ANSWER : 0.6 
The odorant added to natural gas for detection purposes 
is - ANSWER : mercaptan 
Major constituents of flue gases after the proper 
combustion of natural gas in air are: - ANSWER : CO2, 
H2O, N2, O2, and heat 
A bunsen flame is characterized by its -...
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G2 Gas Technician Module 11 Revised II Rated A
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G2 Gas Technician Module 11 Revised II Rated A 
The unit of potential difference or electromotive force. Volt 
The amount of electrical current that will move through one ohm of resistance when a force of one volt is applied. Amperage (amps) 
How do you measure electrical power. Watt (p) 
How do you calculate wattage. P = E x I 
Electrical resistance measurement Ohms 
1 watt equals how many btu? 3.41 btu 
How do you measure amps In series 
How do you measure volts 
In parallel 
How do you measur...
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G2 Gas Technician Exam Set Prep Solution Questions And Revised Correct Answers PASSED!!
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G2 Gas Technician Exam Set Prep 
Solution Questions And Revised 
Correct Answers 
PASSED!! 
The best tool for adjusting and setting the pressure on an appliance 
regulator: 
a. 
Manometer 
b. 
Velometer 
c. 
Psychrometer 
d. 
An analyzer - ANSWER : Manometer 
3/8 NPS black iron pipe shall? 
a. Not be used for propane 
b. Not be used in a concealed location 
c. Not be used for natural gas 
d. Not be used for indoors - ANSWER : Not be used in a concealed location 
(6.3.9) 
A corrugated metal g...
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G2 Gas Technician Module 19 Revised Exam Questions and answers with 100% Complete Solutions | verified &updated 2024
- Exam (elaborations) • 18 pages • 2024
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G2 Gas Technician Module 19 Revised Exam 
Questions and answers with 100% Complete 
Solutions | verified &updated 2024
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