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Explain the term ground fault.

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An accidental or unintentional...

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List four suitable grounding electrodes for communication systems _________.

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Intersystem bonding terminatio...

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When running coaxial cable systems, the outer conductive shield must be interrupted as close as possible to the point of entrance to the building.

A) True
B) False

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The following electrodes are permitted for grounding.


A) Interior metal water piping (within 5ft)
B) Metal frame of the building
C) Concrete encased electrode
D) All the above

E) A) and B)
F) B) and C)

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A chassis ground provides safety from ground faults and possible short circuits.

A) True
B) False

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Explain the difference between a main lug panelboard and a main circuit breaker panelboard _______.

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A main lug panelboard connects...

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Match the definition in the left column with the correct term in the right column and place the answer in the corresponding blank on your answer sheet. Some cable types may be used more than once.

Premises
________ Conducting object that makes direct contact with the earth
Responses
Ungrounded conductor
Equipment grounding conductor
Ground
Grounding electrode
Grounding electrode conductor
Grounded conductor
Ground fault
Grounding electrode systems

Correct Answer

Ungrounded conductor
Equipment grounding conductor
Ground
Grounding electrode
Grounding electrode conductor
Grounded conductor
Ground fault
Grounding electrode systems

Match the definition in the left column with the correct term in the right column and place the answer in the corresponding blank on your answer sheet. Some cable types may be used more than once.

Premises
________ Accidental electrical connection
Responses
Grounding electrode systems
Ungrounded conductor
Ground
Grounding electrode
Ground fault
Grounded conductor
Grounding electrode conductor
Equipment grounding conductor

Correct Answer

Grounding electrode systems
Ungrounded conductor
Ground
Grounding electrode
Ground fault
Grounded conductor
Grounding electrode conductor
Equipment grounding conductor

A ground rod connected to the earth protects against ground faults.

A) True
B) False

Correct Answer

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Describe the difference between a circuit neutral and a chassis ground.

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Circuit neutral is a common po...

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