INTERNATIONAL FUEL GAS CODE
MASTER SET EXAM QUESTIONS WITH
COMPLETE ANSWERS
A metal-to-metal compression joint in which a conical spread is made on the end of a
flare tube that is compressed by a flare nut against a mating flare. - Answer-Joint,
Flared
IFGC 202 General Definitions
IFGC Definition
An air compartment or chamber to which one or more ducts are connected and which
forms part of an air distribution system. - Answer-Furnace Plenum
IFGC 202 General Definitions.
IFGC Definition
The pressure of the weight of air and water vapor on the surface of the earth,
approximately 14.7 pounds per square inch at sea level. - Answer-Atmospheric
Pressure
IFGC 202 General Definitions.
IFGC Definition
A self-contained appliance for supplying steam or hot water. - Answer-Boiler, Low-
Pressure
IFGC 202 General Definitions
IFGC Definition
Wall, floor, ceiling or other assembly constructed of one or more component materials
that are not defined as noncombustible. - Answer-Combustible Assembly
IFGC 202 General Definitions
IFGC Definition
The maximum amount of gas input required per unit of time, usually expressed in cubic
feet per hour, or Btu/h (1Btu/h = 0.2931 W) - Answer-Demand
,IFGC 202 General Definitions.
IFGC Definition
Abbreviation for British thermal unit, which is the quantity of heat required to raise the
temperature of 1 pound of water 1ºF - Answer-BTU
IFGC 202 General Definitions
IFGC Definition
Air necessary for complete combustion of a fuel, including theoretical air and excess air.
- Answer-Combustion Air
IFGC 202 General Definitions.
IFGC Definition
A location that cannot be accessed without damaging permanent parts of the building
structure or finish surface. - Answer-Concealed Location
Spaces above, below or behind readily removable panels or doors shall not be
considered as concealed.
IFGC 202 General Definitions.
IFGC Definition
The amount of gas which occupies 1 cubic foot when at a temperature of 60ºF,
saturated with water vapor and under a pressure equivalent to that of 30 inches of
mercury. - Answer-Cubic Foot
IFGC 202 General Definitions
IFGC Definition
Air that is introduced into a draft hood and is mixed with the flue gases. - Answer-
Dilution Air
IFGC 202 General Definitions.
IFGC Definition
The pressure difference existing between the appliance or any component part and the
atmosphere, that causes a continuous flow of air and products of combustion through
the gas passages of the appliance to the atmosphere. - Answer-Draft
, Know the difference between Mechanical and induced draft and Natural Draft
IFGC 202 General Definitions.
IFGC Definition
A completely self-contained appliance for heating air by transfer of heat of combustion
through metal to the air, and designed to supply heated air through ducts to spaces
remote or adjacent to the appliance location. - Answer-Furnace, Central
IFGC 202 General Definitions.
IFGC Definition
Any location considered to be a fire hazard for flammable vapors, dust, combustible
fibers or other highly combustible substances. - Answer-Hazardous Location
The location is not necessarily categorized in the building code as a high-hazard use
group classification.
IFGC 202 General Definitions.
IFGC Definition
Equipment, materials or products to which have been affixed a label, seal, symbol or
other identifying mark of a nationally recognized testing laboratory, inspection agency or
other organization. - Answer-Labeled
IFGC 202 General Definitions.
IFGC Definition
Liquefied petroleum gas composed predominately of propane, propylene, butanes or
butylenes, or mixtures thereof that is gaseous under normal atmospheric conditions, but
is capable of being liquefied under moderate pressure at normal temperatures. -
Answer-Liquefied Petroleum Gas or LPG
(LP-GAS)
IFGC 202 General Definitions.
IFGC
What does Listed mean? - Answer-Equipment, materials, products or services included
in a list published by a nationally recognized testing laboratory.
IFGC 202 General Definitions.
MASTER SET EXAM QUESTIONS WITH
COMPLETE ANSWERS
A metal-to-metal compression joint in which a conical spread is made on the end of a
flare tube that is compressed by a flare nut against a mating flare. - Answer-Joint,
Flared
IFGC 202 General Definitions
IFGC Definition
An air compartment or chamber to which one or more ducts are connected and which
forms part of an air distribution system. - Answer-Furnace Plenum
IFGC 202 General Definitions.
IFGC Definition
The pressure of the weight of air and water vapor on the surface of the earth,
approximately 14.7 pounds per square inch at sea level. - Answer-Atmospheric
Pressure
IFGC 202 General Definitions.
IFGC Definition
A self-contained appliance for supplying steam or hot water. - Answer-Boiler, Low-
Pressure
IFGC 202 General Definitions
IFGC Definition
Wall, floor, ceiling or other assembly constructed of one or more component materials
that are not defined as noncombustible. - Answer-Combustible Assembly
IFGC 202 General Definitions
IFGC Definition
The maximum amount of gas input required per unit of time, usually expressed in cubic
feet per hour, or Btu/h (1Btu/h = 0.2931 W) - Answer-Demand
,IFGC 202 General Definitions.
IFGC Definition
Abbreviation for British thermal unit, which is the quantity of heat required to raise the
temperature of 1 pound of water 1ºF - Answer-BTU
IFGC 202 General Definitions
IFGC Definition
Air necessary for complete combustion of a fuel, including theoretical air and excess air.
- Answer-Combustion Air
IFGC 202 General Definitions.
IFGC Definition
A location that cannot be accessed without damaging permanent parts of the building
structure or finish surface. - Answer-Concealed Location
Spaces above, below or behind readily removable panels or doors shall not be
considered as concealed.
IFGC 202 General Definitions.
IFGC Definition
The amount of gas which occupies 1 cubic foot when at a temperature of 60ºF,
saturated with water vapor and under a pressure equivalent to that of 30 inches of
mercury. - Answer-Cubic Foot
IFGC 202 General Definitions
IFGC Definition
Air that is introduced into a draft hood and is mixed with the flue gases. - Answer-
Dilution Air
IFGC 202 General Definitions.
IFGC Definition
The pressure difference existing between the appliance or any component part and the
atmosphere, that causes a continuous flow of air and products of combustion through
the gas passages of the appliance to the atmosphere. - Answer-Draft
, Know the difference between Mechanical and induced draft and Natural Draft
IFGC 202 General Definitions.
IFGC Definition
A completely self-contained appliance for heating air by transfer of heat of combustion
through metal to the air, and designed to supply heated air through ducts to spaces
remote or adjacent to the appliance location. - Answer-Furnace, Central
IFGC 202 General Definitions.
IFGC Definition
Any location considered to be a fire hazard for flammable vapors, dust, combustible
fibers or other highly combustible substances. - Answer-Hazardous Location
The location is not necessarily categorized in the building code as a high-hazard use
group classification.
IFGC 202 General Definitions.
IFGC Definition
Equipment, materials or products to which have been affixed a label, seal, symbol or
other identifying mark of a nationally recognized testing laboratory, inspection agency or
other organization. - Answer-Labeled
IFGC 202 General Definitions.
IFGC Definition
Liquefied petroleum gas composed predominately of propane, propylene, butanes or
butylenes, or mixtures thereof that is gaseous under normal atmospheric conditions, but
is capable of being liquefied under moderate pressure at normal temperatures. -
Answer-Liquefied Petroleum Gas or LPG
(LP-GAS)
IFGC 202 General Definitions.
IFGC
What does Listed mean? - Answer-Equipment, materials, products or services included
in a list published by a nationally recognized testing laboratory.
IFGC 202 General Definitions.
