ELECTRICAL LEVEL 2 MODULE 9
GROUNDING AND BONDING
QUESTIONS AND ANSWERS WITH
SOLUTIONS WITH SOLUTIONS 2024
Where there is a requirement to add a second grounding electrode, the two electrodes must be
separated at - ANSWER least 6 feet apart.
the unintentional electrically conducting connection between an ungrounded conductor, of an electrical
circuit and the normally noncurrent-carrying conductors, metallic enclosures, metallic equipment, or the
earth - ANSWER A Ground Fault =
When a main bonding jumper is required by the NEC,the jumper - ANSWER cannot be less than 12.5% of
the area of the largest phase conductor.
A grounding test utilizing an earth ground resistance tester known as the 3-point method. - ANSWER the
3-point method.
Grounding electrode conductor ( or neutral ) is what connects to the neutral terminal bus of a main
panel. - ANSWER Grounding electrode conductor
If single-gang nail-on non-metallic boxes are used with NM cable, which of the following is true ? -
ANSWER No connection to the box is required
Grounding requirements for AC SYSTEM are contained in NEC Section 250.20 and 250.21. - ANSWER
Section 250.20 and 250.21.
An acceptable grounding electrode is - ANSWER the Metal frame of a building which is effectively
grounded.
Ultimately, the ground fault is cleared - ANSWER when the Overcurrent devices are opened.
GROUNDING AND BONDING
QUESTIONS AND ANSWERS WITH
SOLUTIONS WITH SOLUTIONS 2024
Where there is a requirement to add a second grounding electrode, the two electrodes must be
separated at - ANSWER least 6 feet apart.
the unintentional electrically conducting connection between an ungrounded conductor, of an electrical
circuit and the normally noncurrent-carrying conductors, metallic enclosures, metallic equipment, or the
earth - ANSWER A Ground Fault =
When a main bonding jumper is required by the NEC,the jumper - ANSWER cannot be less than 12.5% of
the area of the largest phase conductor.
A grounding test utilizing an earth ground resistance tester known as the 3-point method. - ANSWER the
3-point method.
Grounding electrode conductor ( or neutral ) is what connects to the neutral terminal bus of a main
panel. - ANSWER Grounding electrode conductor
If single-gang nail-on non-metallic boxes are used with NM cable, which of the following is true ? -
ANSWER No connection to the box is required
Grounding requirements for AC SYSTEM are contained in NEC Section 250.20 and 250.21. - ANSWER
Section 250.20 and 250.21.
An acceptable grounding electrode is - ANSWER the Metal frame of a building which is effectively
grounded.
Ultimately, the ground fault is cleared - ANSWER when the Overcurrent devices are opened.
