Residential Electrical Services Exam - Questions and Answers When used as an outside service-entrance conductor, which of the following must be secured
... [Show More] every 30 inches? Type SE cable Traveler conductors are used to connect two _______. Three-way switches To control a device from three locations, a four-way switch must be used with which of the following? Two three- way switches To control stairway lighting, a wall switch is required at each level when how many risers separate floor levels? Six or more Which section of the NEC covers the installation of pools and spas? NEC Section 680 A GFCI sensor will trip when the ____. current in the neutral load is less than the current in the hot load. Listed FMC may be used as an equipment grounding conductor if the circuit conductors are protected by overcurrent devices rated at ______ 20A or less Which section of the NEC covers equipment grounding and equipment grounding conductors? NEC Section 250 One of the advantages of electric heat is that ______. Initial installation costs are less than other types of systems Any outlet that supplies power to a hot tub shall be _______. GFCI protected The conductors that extend from the panelboard to various outlets are called _____. branch circuits Exposed noncurremt-carrying metal parts of fixed equipment must be grounded if the equipment operates with any terminal over_____. 150V to ground Conductors used for electric heating units must be sized for what percentage of the heater's nameplate rating? 125% In a residential pool area, receptacles ______. must be at least 6 feet from the inside walls of the pool A grounding electrode conductor must be ______. made of copper, aluminum, or copper-clad aluminum An electric heat pump is a type of HVAC system that _____. furnishes more energy than it consumes Power to the entire residence is shut off at the main service disconnect located _______. at the panelboard at the service drop A feeder is used to connect _______. the main service panel and a sub panel When a noncombustible wall finish is used, an outlet box may be recessed______. 1/4" Which of that following locations at dwelling units require GFCI protection? Receptacles within garages [Show Less]