CFESA ELECTRICAL PRACTICE TEST (ACTUAL TEST
2025) | ALL QUESTIONS AND CORRECT ANSWERS |
NEWEST EXAM | ALREADY GRADED A+ | VERIFIED
ANSWERS
To be able to turn a light on or off at two separate locations what kind and
how many switches are needed? ---------CORRECT ANSWER-----------------
Two three-way switches
What does the letter B in the model number stamped on the side of an
infinite which signify? ---------CORRECT ANSWER-----------------Broiler
range switch
How does this broiler switch operate differently than a regular infinite
switch? ---------CORRECT ANSWER-----------------More adjustment at the
higher heat range of the curve
An immersion element that has the sheath split apart and swollen indicates
what? ---------CORRECT ANSWER-----------------the unit ran dry or "dry
fired"
What are stainless steel calrod elements normally used for in the
foodservice industry? ---------CORRECT ANSWER-----------------Fryers
What usually causes the terminal connections to burn off the end of an
element? ---------CORRECT ANSWER-----------------Loose or burned wire
connections
,How much current does a short circuit draw? ---------CORRECT ANSWER--
---------------Infinite amps
If a circuit has two heating elements wired in series and each is rated at
120 V, what voltage must be supplied to the circuit in order for the elements
to heat at full power ---------CORRECT ANSWER-----------------240V
What happens to current in a parallel circuit? ---------CORRECT ANSWER--
---------------It's divides across the resistances
What happens to the voltage in a parallel circuit? ---------CORRECT
ANSWER-----------------Its the same across all loads
What happens to current in a series circuit? ---------CORRECT ANSWER---
--------------It is the same everywhere
What happens to the voltage in a series circuit? ---------CORRECT
ANSWER-----------------It divides across the loads
In a parallel circuit the total resistance of the circuit will always be less than
what resistance ---------CORRECT ANSWER-----------------The smallest
resistance
, In order for a receptacle to be properly grounded the ground wire must run
where ---------CORRECT ANSWER-----------------all the way back to the
panel
How much resistance should you read from a neutral to a ground? ---------
CORRECT ANSWER-----------------0 ohms
Difference between neutral and ground ---------CORRECT ANSWER---------
--------Neutral carries current ground does not
Mercury filled disarray assemblies are used for what temperature range
thermostats ---------CORRECT ANSWER-----------------High temp
How can you tell if a thermostat is rated for pilot duty or power duty ---------
CORRECT ANSWER-----------------Pilot duty is rated in VA or amperage
less than 1 amp
Thermostats with steel diastats are normally used for what applications? ---
------CORRECT ANSWER-----------------Ovens and ranges
Thermostats with nickel plated diastats are used for what applications in
the foodservice industry? ---------CORRECT ANSWER-----------------Fryers
What is the switch arrangement on a Robertshaw EA thermostat? ---------
CORRECT ANSWER-----------------SPST
2025) | ALL QUESTIONS AND CORRECT ANSWERS |
NEWEST EXAM | ALREADY GRADED A+ | VERIFIED
ANSWERS
To be able to turn a light on or off at two separate locations what kind and
how many switches are needed? ---------CORRECT ANSWER-----------------
Two three-way switches
What does the letter B in the model number stamped on the side of an
infinite which signify? ---------CORRECT ANSWER-----------------Broiler
range switch
How does this broiler switch operate differently than a regular infinite
switch? ---------CORRECT ANSWER-----------------More adjustment at the
higher heat range of the curve
An immersion element that has the sheath split apart and swollen indicates
what? ---------CORRECT ANSWER-----------------the unit ran dry or "dry
fired"
What are stainless steel calrod elements normally used for in the
foodservice industry? ---------CORRECT ANSWER-----------------Fryers
What usually causes the terminal connections to burn off the end of an
element? ---------CORRECT ANSWER-----------------Loose or burned wire
connections
,How much current does a short circuit draw? ---------CORRECT ANSWER--
---------------Infinite amps
If a circuit has two heating elements wired in series and each is rated at
120 V, what voltage must be supplied to the circuit in order for the elements
to heat at full power ---------CORRECT ANSWER-----------------240V
What happens to current in a parallel circuit? ---------CORRECT ANSWER--
---------------It's divides across the resistances
What happens to the voltage in a parallel circuit? ---------CORRECT
ANSWER-----------------Its the same across all loads
What happens to current in a series circuit? ---------CORRECT ANSWER---
--------------It is the same everywhere
What happens to the voltage in a series circuit? ---------CORRECT
ANSWER-----------------It divides across the loads
In a parallel circuit the total resistance of the circuit will always be less than
what resistance ---------CORRECT ANSWER-----------------The smallest
resistance
, In order for a receptacle to be properly grounded the ground wire must run
where ---------CORRECT ANSWER-----------------all the way back to the
panel
How much resistance should you read from a neutral to a ground? ---------
CORRECT ANSWER-----------------0 ohms
Difference between neutral and ground ---------CORRECT ANSWER---------
--------Neutral carries current ground does not
Mercury filled disarray assemblies are used for what temperature range
thermostats ---------CORRECT ANSWER-----------------High temp
How can you tell if a thermostat is rated for pilot duty or power duty ---------
CORRECT ANSWER-----------------Pilot duty is rated in VA or amperage
less than 1 amp
Thermostats with steel diastats are normally used for what applications? ---
------CORRECT ANSWER-----------------Ovens and ranges
Thermostats with nickel plated diastats are used for what applications in
the foodservice industry? ---------CORRECT ANSWER-----------------Fryers
What is the switch arrangement on a Robertshaw EA thermostat? ---------
CORRECT ANSWER-----------------SPST
