Gas CFESA Practice Test Exam 2025-2026 | COMPLETE
QUESTIONS AND CORRECT ANSWERS | GRADED A+ |
LATEST EXAM | VERIFIED ANSWERS
Terms in this set (100)
Every time a gas fired D
convection oven shuts off
the gas flow to the burners
there is a loud pop.
The oven is rated for and
using LP gas. The noise is
called____ , and can be
reduced
by the
burner air shutters more.
A) Extinction pop, opening
B) Delayed ignition, closing
C) Delayed ignition, opening
D) Extinction pop and by
closing
If a leak develops in an LP gas B
line, where is the gas likely
to go?
A) Out the exhaust system
B) To the lowest level in the
room
C) Up to the ceiling area
D) Out of the kitchen under the
door
The approximate amount of D
BTU's
produced by burning one
cubic foot of natural gas
is?
A) 10,000
B) 2500
,C) 750
D) 1000
The normal operating C
pressure of LP gas is
__ ?
A) 10-15 psi
B) 3-7 psi
C) 10-11 in WC"
D) 3-7 in WC"
The normal operating D
pressure of a typical natural
gas type burner is
approximately:
A) 15-25 psi
B) 3-4 psi
C) 10-11 in WC"
D) 3.5-7 in WC"
Make up air is: C
A) The air that enters the
venture of the burner
B) The air that mixes with
the gas at the burner
ports
C) The air that enters the
room from the outside
D) The air that is taken out
through the vent
LP gas, at the appliance, is A
?
A) Heavier than air
B) Light yellow
C) Lighter than air
D) Odorless
,Ideally to burn one cubic B
foot of LP gas
approximately cubic
feet of air is
required.
A) 100
B) 24
C) 10
D) 44
Natural gas coming out of a C
gas line piped into a building
is:
A) Heavier than air
B) Light yellow
C) Lighter than air
D) Odorless
Ideally 100 cubic feet of C
natural gas is burned,
approximately _ feet of
air is
required for
proper combustion.
A) 100
B) 500
C) 1000
D) 6000
The amount of BTU's that can C
be produced from one cubic
foot of LP gas is
approximately ?
A) 10,000
B) 25,000
C) 2,500
D) 1000
To help detect leaks, is C
added to natural
gas.
A) Dye
B) Oil
C) Odorant
, D) Oxygen
QUESTIONS AND CORRECT ANSWERS | GRADED A+ |
LATEST EXAM | VERIFIED ANSWERS
Terms in this set (100)
Every time a gas fired D
convection oven shuts off
the gas flow to the burners
there is a loud pop.
The oven is rated for and
using LP gas. The noise is
called____ , and can be
reduced
by the
burner air shutters more.
A) Extinction pop, opening
B) Delayed ignition, closing
C) Delayed ignition, opening
D) Extinction pop and by
closing
If a leak develops in an LP gas B
line, where is the gas likely
to go?
A) Out the exhaust system
B) To the lowest level in the
room
C) Up to the ceiling area
D) Out of the kitchen under the
door
The approximate amount of D
BTU's
produced by burning one
cubic foot of natural gas
is?
A) 10,000
B) 2500
,C) 750
D) 1000
The normal operating C
pressure of LP gas is
__ ?
A) 10-15 psi
B) 3-7 psi
C) 10-11 in WC"
D) 3-7 in WC"
The normal operating D
pressure of a typical natural
gas type burner is
approximately:
A) 15-25 psi
B) 3-4 psi
C) 10-11 in WC"
D) 3.5-7 in WC"
Make up air is: C
A) The air that enters the
venture of the burner
B) The air that mixes with
the gas at the burner
ports
C) The air that enters the
room from the outside
D) The air that is taken out
through the vent
LP gas, at the appliance, is A
?
A) Heavier than air
B) Light yellow
C) Lighter than air
D) Odorless
,Ideally to burn one cubic B
foot of LP gas
approximately cubic
feet of air is
required.
A) 100
B) 24
C) 10
D) 44
Natural gas coming out of a C
gas line piped into a building
is:
A) Heavier than air
B) Light yellow
C) Lighter than air
D) Odorless
Ideally 100 cubic feet of C
natural gas is burned,
approximately _ feet of
air is
required for
proper combustion.
A) 100
B) 500
C) 1000
D) 6000
The amount of BTU's that can C
be produced from one cubic
foot of LP gas is
approximately ?
A) 10,000
B) 25,000
C) 2,500
D) 1000
To help detect leaks, is C
added to natural
gas.
A) Dye
B) Oil
C) Odorant
, D) Oxygen
