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Electrical-Level 3, Chapter 6 Exam
Questions And Answers 100% Guaranteed
Pass.
A device that is specifically designed to protect equipment from ground faults through the use of
sensors is a _____. - Answer✔Ground fault relay
Which of the following is a color that can be used to designate an ungrounded conductor? -
Answer✔Red
The trip rating of a circuit breaker used as the main protective device in a panelboard cannot
exceed _____. - Answer✔The amperage capacity of the busbars in the panelboard
The term capacity on a transformer nameplate refers to _____. - Answer✔Its ability to transfer
energy
Of the following types of current transformers, which is normally used with circuit breakers? -
Answer✔Bushing
In industrial applications, medium voltage may refer to systems rated over _____. -
Answer✔1,000V up to 38,000V
When an unintended path is established between an ungrounded conductor and ground, it is
called a(n) _____. - Answer✔Ground fault
The term interrupting rating refers to the _____. - Answer✔Maximum current a device will
safely interrupt at rated voltage
A transformer rated at more than 500kVA is considered a(n) _____. - Answer✔Power
transformer
The term class on a transformer nameplate refers to _____. - Answer✔The type of cooling it uses
The secondary of a current transformer is usually designed for a rated current of _____. -
Answer✔5A
According to the IEEE Identification System found in Appendix A of this module, if device No.
51 is indicated on an electrical print, it would be a(n) _____. - Answer✔AC time overcurrent
relay
1|Page
Electrical-Level 3, Chapter 6 Exam
Questions And Answers 100% Guaranteed
Pass.
A device that is specifically designed to protect equipment from ground faults through the use of
sensors is a _____. - Answer✔Ground fault relay
Which of the following is a color that can be used to designate an ungrounded conductor? -
Answer✔Red
The trip rating of a circuit breaker used as the main protective device in a panelboard cannot
exceed _____. - Answer✔The amperage capacity of the busbars in the panelboard
The term capacity on a transformer nameplate refers to _____. - Answer✔Its ability to transfer
energy
Of the following types of current transformers, which is normally used with circuit breakers? -
Answer✔Bushing
In industrial applications, medium voltage may refer to systems rated over _____. -
Answer✔1,000V up to 38,000V
When an unintended path is established between an ungrounded conductor and ground, it is
called a(n) _____. - Answer✔Ground fault
The term interrupting rating refers to the _____. - Answer✔Maximum current a device will
safely interrupt at rated voltage
A transformer rated at more than 500kVA is considered a(n) _____. - Answer✔Power
transformer
The term class on a transformer nameplate refers to _____. - Answer✔The type of cooling it uses
The secondary of a current transformer is usually designed for a rated current of _____. -
Answer✔5A
According to the IEEE Identification System found in Appendix A of this module, if device No.
51 is indicated on an electrical print, it would be a(n) _____. - Answer✔AC time overcurrent
relay
1|Page
