Question 61
A three-way switch arrangement allows which of the following?
Question 62
What is the function of a 3-way switch in a residential lighting circuit?
Question 63
According to NEC $404.2\text{(B)}$, where must a grounded (neutral) conductor be provided at a switch point to meet requirements for future lighting control devices?
Question 64
When troubleshooting a residential lighting circuit controlled by a three-way switch, what is the most common cause of the light only working when one of the switches is held in a specific position?
Question 65
What is the function of a three-way switch in a lighting circuit?
Question 66
On a floor plan, which description most closely matches the common symbol for a duplex receptacle outlet?
Question 67
A homeowner wants to control a hallway light from both ends of the hallway. What type of switching arrangement is typically used?
Question 68
On a lighting plan, a symbol showing a ceiling-mounted fixture controlled by a single wall switch is typically noted by which of the following combinations?
Question 69
A 3-way switching arrangement controls one light from two locations. Which devices are used at the two control points?
Question 70
Which device is typically used to control a lighting load from a single location in a basic residential circuit?
Question 71
On an electrical floor plan, a homerun arrow and notation near a receptacle outlet usually indicate:
Question 72
A 3-way switching arrangement controls a stairway light from the top and bottom of the stairs. Which conductor must be identified as the common between the two 3-way switches?
Question 73
When wiring a 3-way switch circuit, the 'travelers' connect between:
Question 74
When connecting a 3-way switch, which terminal is commonly identified by a darker (black or oxidized) screw?
Question 75
Which type of single-pole switch has a pilot light that is illuminated when the switch is OFF (to find it in the dark)?
Question 76
In a 3-way switch configuration, what are the wires connecting the two switches called?
Question 77
A 4-way switch is used in combination with:
Question 78
When installing a 3-way switch circuit, what are the wires connecting the two switches called?
Question 79
What type of switch is used to control a light from two different locations?
Question 80
According to NEC Article 404, when must a neutral conductor be provided at a switch location?
Question 81
When wiring a 4-way switch, how many traveler wires connect to the switch?