Question 1

Article _______________ of the NEC covers the grounding and bonding requirements for residential services.

Accepted Answer

The answer of Article _______________ of the NEC covers the...

Question 2

Explain why the NEC and local utility companies require the service entrance disconnecting means, if located inside a house, to be installed as close as possible to where the service conductors enter the house.

Accepted Answer

The answer of Explain why the NEC and local utility...

Question 3

A piece of electrical equipment used by the utility company to step down the high voltage of the utility system to the 120/240 volts required for a residential electrical system is called a(n) _______________.

Accepted Answer

The answer of A piece of electrical equipment used by...

Question 4

A length of raceway that extends up a utility pole and encloses the service entrance conductors in an underground service is called a(n) _______________.

Accepted Answer

The answer of A length of raceway that extends up...

Question 5

A transformer designed to be mounted directly on a foundation at ground level is called a(n) ____________________________.

Accepted Answer

The answer of A transformer designed to be mounted directly...

Question 6

A ground rod cannot be driven completely into the ground because of large rocks in the soil.Explain what options you have to meet NEC requirements.

Accepted Answer

The answer of A ground rod cannot be driven completely...

Question 7

Explain why a seal is required anytime a raceway containing electrical conductors is installed from a cold area to a warm area.

Accepted Answer

The answer of Explain why a seal is required anytime...

Question 8

The _______________ conductor of an AC service is connected to a grounding electrode system to limit the voltage to ground from lightning, line surges, and unintentional high-voltage crossovers, and to stabilize the voltage to ground during normal operation.

Accepted Answer

The answer of The _______________ conductor of an AC service...

Quiz 7: Introduction to Residential Service Entrances