CFESA- ELECTRICAL PRACTICE
TEST-AND ANSWERS ALLCORRECT.
In order to be used for motor circuits a switch must be rated: - Answer
How can you tell if a thermostat is pilot duty? - Answer
Solid-state temperature controllers can usually maintain temperature differentials of_____by
cycling the heat off and on as it approaches the setpoint. - Answer
A capacitor start motor should be used in what applications? - Answer
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
A ground fault breaker is considered more reliable than a ground fault receptacle. T or F? -
Answer
When removing a thermostat from a piece of equipment that may be under warranty, it is
permissible to cut off the capillary tube to make a faster repair when: - Answer
A thermostat has a differential of 5°F. This means: - Answer
A step down transformer is rated at 60 VA. The primary side is connected to on 120 VAC and the
secondary output is 30 VAC. - Answer
Wall receptacles failed due to: - Answer
Contacts on a contactor that are melted together indicate: - Answer
If a neon signal light is shorted: - Answer
It is still possible to get shocked by touching the casing of a piece of equipment if it is properly
grounded. T or F? - Answer
Before working on electrical equipment with the power on: - Answer
TEST-AND ANSWERS ALLCORRECT.
In order to be used for motor circuits a switch must be rated: - Answer
How can you tell if a thermostat is pilot duty? - Answer
Solid-state temperature controllers can usually maintain temperature differentials of_____by
cycling the heat off and on as it approaches the setpoint. - Answer
A capacitor start motor should be used in what applications? - Answer
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
A ground fault breaker is considered more reliable than a ground fault receptacle. T or F? -
Answer
When removing a thermostat from a piece of equipment that may be under warranty, it is
permissible to cut off the capillary tube to make a faster repair when: - Answer
A thermostat has a differential of 5°F. This means: - Answer
A step down transformer is rated at 60 VA. The primary side is connected to on 120 VAC and the
secondary output is 30 VAC. - Answer
Wall receptacles failed due to: - Answer
Contacts on a contactor that are melted together indicate: - Answer
If a neon signal light is shorted: - Answer
It is still possible to get shocked by touching the casing of a piece of equipment if it is properly
grounded. T or F? - Answer
Before working on electrical equipment with the power on: - Answer
