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CFESA ELECTRICAL AC TUAL EXAM NEWEST 2025
ACTUAL EXAM COMPLETE 200 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A+||BRAND NEW
VERSION!!
Why must burn or discolored wire be replaced? - ANSWER- Once burned or discovered the current carrying capacity drops significantly also connections will overheat
If you put new terminals on discolored wire, what will happen? - ANSWER-they will burn off again
Many high temperature wires installations will turn dark or brown after a short period of time in high temperatures. What does this color change indicate? - ANSWER-That the wax on the wire has become hot from ambient conditions. The wire is usually still clean and fully functional.
How do you know the switches motor rated? - ANSWER-Has FLA or HP marked on the switch
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Why are motor rated switches needed? - ANSWER-To handle the higher motor starting amperage
Describe a pilot duty rated switch - ANSWER-Switch rated at 1 amp or less, or rated in VA
Describe a power duty rated switch - ANSWER-Switch with heavier contacts that can handle more than a couple amps
To be able to turn a light on or off at two separate locations what kind and how many switches are needed? - ANSWER-Two three-way switches
What does the letter B in the model number stamped on the side of an infinite which signify? - ANSWER-Broiler range switch
How does this broiler switch operate differently than a regular infinite switch? - ANSWER-More adjustment at the higher heat range of the curve
An immersion element that has the sheath split apart and swollen indicates what? - ANSWER-the unit ran dry or "dry fired" 2 / 4
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What are stainless steel calrod elements normally used for in the foodservice industry? - ANSWER-Fryers
What usually causes the terminal connections to burn off the end of an element? - ANSWER-Loose or burned wire connections
How much current does a short circuit draw? - 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 - ANSWER-240V
What happens to current in a parallel circuit? - ANSWER-It's divides across the resistances
What happens to the voltage in a parallel circuit? - ANSWER-Its the same across all loads
What happens to current in a series circuit? - ANSWER-It is the same everywhere 3 / 4
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What happens to the voltage in a series circuit? - ANSWER-It divides across the loads
In a parallel circuit the total resistance of the circuit will always be less than what resistance - ANSWER-The smallest resistance
In order for a receptacle to be properly grounded the ground wire must run where - ANSWER-all the way back to the panel
How much resistance should you read from a neutral to a ground? - ANSWER-0 ohms
Difference between neutral and ground - ANSWER-Neutral carries current ground does not
Mercury filled disarray assemblies are used for what temperature range thermostats - ANSWER-High temp
How can you tell if a thermostat is rated for pilot duty or power duty - ANSWER-Pilot duty is rated in VA or amperage less than
- amp
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