Page 1 of 70
CFESA ELECTRICAL PRACTICE TEST EXAM
STUDY GUIDE COMPLETE 350 QUESTIONS AND
CORRECT DETAILED SOLUTIONS JUST
RELEASED THIS YEAR
QUESTION: The approximate amount of BTU's produced by burning one cubic foot of natural
gas is?
A) 10,000
B) 2500
C) 750
D) 1000 - ANSWER✔✔.D
QUESTION: The normal operating pressure of LP gas is_____?
A) 10-15 psi
B) 3-7 psi
C) 10-11 in WC"
D) 3-7 in WC" - ANSWER✔✔.C
QUESTION: The normal operating pressure of a typical natural gas type burner is
approximately:
, Page 2 of 70
A) 15-25 psi
B) 3-4 psi
C) 10-11 in WC"
D) 3.5-7 in WC" - ANSWER✔✔.D
QUESTION: Make up air is:
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 - ANSWER✔✔.C
QUESTION: LP gas, at the appliance, is_______?
A) Heavier than air
B) Light yellow
C) Lighter than air
D) Odorless - ANSWER✔✔.A
QUESTION: Ideally to burn one cubic foot of LP gas approximately______ cubic feet of air is
required.
, Page 3 of 70
A) 100
B) 24
C) 10
D) 44 - ANSWER✔✔.B
QUESTION: Natural gas coming out of a gas line piped into a building is:
A) Heavier than air
B) Light yellow
C) Lighter than air
D) Odorless - ANSWER✔✔.C
QUESTION: Ideally 100 cubic feet of natural gas is burned, approximately______ feet of air is
required for
proper combustion.
A) 100
B) 500
C) 1000
D) 6000 - ANSWER✔✔.C
, Page 4 of 70
QUESTION: The amount of BTU's that can be produced from one cubic foot of LP gas is
approximately_____?
A) 10,000
B) 25,000
C) 2,500
D) 1000 - ANSWER✔✔.C
QUESTION: A capacitor start motor should be used in what applications? - ANSWER✔✔.used for
heavy-duty applications requiring high starting torque. refrigerator compressors, pumps, and
conveyors.
QUESTION: You have 120 V super warmer that is not heating. Your meter reads 120 V from
each side of the element to the ground. The voltage across the element reads 0 V. What is the
issue? - ANSWER✔✔.Open neutral after the element
QUESTION: If you check each side of an element terminal to ground and read 120 V does that
mean the element has voltage to it? - ANSWER✔✔.No measure voltage across the load, not
from each terminal to ground
QUESTION: A ground fault breaker is considered more reliable than a ground fault receptacle. T
or F? - ANSWER✔✔.True
CFESA ELECTRICAL PRACTICE TEST EXAM
STUDY GUIDE COMPLETE 350 QUESTIONS AND
CORRECT DETAILED SOLUTIONS JUST
RELEASED THIS YEAR
QUESTION: The approximate amount of BTU's produced by burning one cubic foot of natural
gas is?
A) 10,000
B) 2500
C) 750
D) 1000 - ANSWER✔✔.D
QUESTION: The normal operating pressure of LP gas is_____?
A) 10-15 psi
B) 3-7 psi
C) 10-11 in WC"
D) 3-7 in WC" - ANSWER✔✔.C
QUESTION: The normal operating pressure of a typical natural gas type burner is
approximately:
, Page 2 of 70
A) 15-25 psi
B) 3-4 psi
C) 10-11 in WC"
D) 3.5-7 in WC" - ANSWER✔✔.D
QUESTION: Make up air is:
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 - ANSWER✔✔.C
QUESTION: LP gas, at the appliance, is_______?
A) Heavier than air
B) Light yellow
C) Lighter than air
D) Odorless - ANSWER✔✔.A
QUESTION: Ideally to burn one cubic foot of LP gas approximately______ cubic feet of air is
required.
, Page 3 of 70
A) 100
B) 24
C) 10
D) 44 - ANSWER✔✔.B
QUESTION: Natural gas coming out of a gas line piped into a building is:
A) Heavier than air
B) Light yellow
C) Lighter than air
D) Odorless - ANSWER✔✔.C
QUESTION: Ideally 100 cubic feet of natural gas is burned, approximately______ feet of air is
required for
proper combustion.
A) 100
B) 500
C) 1000
D) 6000 - ANSWER✔✔.C
, Page 4 of 70
QUESTION: The amount of BTU's that can be produced from one cubic foot of LP gas is
approximately_____?
A) 10,000
B) 25,000
C) 2,500
D) 1000 - ANSWER✔✔.C
QUESTION: A capacitor start motor should be used in what applications? - ANSWER✔✔.used for
heavy-duty applications requiring high starting torque. refrigerator compressors, pumps, and
conveyors.
QUESTION: You have 120 V super warmer that is not heating. Your meter reads 120 V from
each side of the element to the ground. The voltage across the element reads 0 V. What is the
issue? - ANSWER✔✔.Open neutral after the element
QUESTION: If you check each side of an element terminal to ground and read 120 V does that
mean the element has voltage to it? - ANSWER✔✔.No measure voltage across the load, not
from each terminal to ground
QUESTION: A ground fault breaker is considered more reliable than a ground fault receptacle. T
or F? - ANSWER✔✔.True
