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Gas Technician G2 License Study Guide Exam Questions And Actual Answers. $10.19   Add to cart

Exam (elaborations)

Gas Technician G2 License Study Guide Exam Questions And Actual Answers.

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  • Course
  • Gas Technician G2 Licensing
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  • Gas Technician G2 Licensing

An inline Ammeter is connected - Answer In series with the device being checked As the length of an Electrical run increases, it may be necessary to - Answer Increase the Wire Size Fuses serving motor circuits should be of - Answer Time Delay Type Millivolt wiring should be isolat...

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  • October 24, 2024
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  • 2024/2025
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  • Gas Technician G2 Licensing
  • Gas Technician G2 Licensing
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Gas Technician G2 License Study Guide
Exam Questions And Actual Answers.
An inline Ammeter is connected - Answer In series with the device being checked



As the length of an Electrical run increases, it may be necessary to - Answer Increase the Wire Size



Fuses serving motor circuits should be of - Answer Time Delay Type



Millivolt wiring should be isolated from Line Voltage Wiring because - Answer The Line Voltage will
induce a voltage into the Millivolt Wiring



Which tool is used to determine if the windings on an Electric Motor have shorted? - Answer
Ohmmeter



On an Electrical Schematic Diagram, the safety controls are typically drawn: - Answer To the Left of the
Loads



Which of the following types of wire must be used in Damp locations? - Answer NMW



On an Electrical Schematic, all operating controls are drawn: - Answer Normally Open



As the length of a Conductor Increases, the Voltage Drop along the Conductor: - Answer Increases



When a new appliance is to be installed in a typical residential basement and the Supply Wiring to it is
concealed, which of the following types of wire is acceptable, and most cost effective - Answer NMD



When checking a circuit of unknown Voltage using an analog meter with 0-30V, 0-125V, 0-250V, and 0-
600V, which scale should be selected - Answer 0-600V

,A 120 Volt Power Supply for a residential Electrical Circuit is taken from the: - Answer Load side of one
branch circuit breaker and a Neutral Plug



A receptacle mounted Ground Fault Circuit Interrupted protects against: - Answer Current Flow to
Ground



An Electrical Pictorial Diagram is used to: - Answer Show component location



When using an Ohmmeter, the most important thing to remember is to: - Answer De-engerize the
Circuit



A zero Ohmmeter reading taken between the casing of a Solenoid and a disconnected Wire to the
Solenoid indicates that - Answer The coil is shorted to the casing of the device



The instrument used to determine Potential Difference in an Electrical Circuit is the: - Answer
Voltmeter



When the Voltage has been determine to be approximately 120 volts, which scale on an analog meter
should be selected for most accuracy? - Answer 0-250 Volts



The resistance of a Thermistor... as its temperature rises - Answer Decreases



A Hot Surface Igniter requires how many volts to operate properly ? - Answer 115 to 125 VAC



It is permissible to use gas piping as an Electrical Ground if: - Answer It is used in the Flame Safeguard
Circuit



A Thermopile or Powerpile generates: - Answer Hundreds of Millivolts



How is the Heat Anticipator setting determined for a Thermostat with an adjustable Anticipator? -
Answer By measuring the current drawn by the components in the circuit being feed directly by the
Thermostat

, A Fan Control is a: - Answer Normally Open Temperature Control that Closes on Temperature Rise



As the temperature of a Thermistor increases, the Current Flow through it... - Answer Increases



A Thermostat with a Single Mercury Bulb which controls a Single Stage Heat, Single Stage Cool unit is a...
control - Answer SPDT (Single Pole Double Throw)



A Thermostat serving a unit which has separate Heating and Cooling Control transformers and has One
Stage of Heating and One Stage of Cooling is a... control - Answer DPDT (Double Pole Double Throw)



Separate Heating and Cooling, therefore Double Pole and Double Stage for Heating and Cooling
therefore Double Throw. Which of the following heating systems would be expected to cause problems
due to the "Distribution Effect"? - Answer A Forced Air Furnace with a return air opening in the furnace
room



The recommended range of Relative Humidity in a house to control Indoor Air Contaminates, increase
comfort, and maintain the structural integrity of the house is: - Answer 30% - 50%



From the following list, which action will have the greatest effect on reducing mold growth in a house? -
Answer Covering earthen floors and open water surfaces (stumps, aquariums etc.) Open stumps and
earth floors and will introduce a ton of humidity into the house



After a Direct Vent Radiant Heating System is installed in a new house, the customer complains that,
"The Walls and Windows are wet". What is the most reasonable response? - Answer Recommend the
installation of a Mechanical Ventilation System



Which is the most common cause of Flue Gas Spillage from gas appliances? - Answer Negative Air
Pressure caused by Mechanical Systems



There are two appliances in a 10ft x 10ft x 20ft structure which has an equivalent leakage area greater
than 0.05 square meters. A furnace has a draft hood and input of 50,000 BTUH. The second appliance
has an input of 75,000 BTUH, and does not have a draft hood. The required combustion air opening size
is: - Answer 9 Square Inches (5800 mm2)

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