Equipment grounding conductors of the wire type must be sized based on the rating of the current overcurrent device:

Listed flexible metal conduit (FMC) can serve as an equipment grounding conductor where the circuit conductors are protected by an overcurrent device rated _______ or less:

If the rock bottom is encountered, the grounding rod must be driven at an angle not less than ______ degrees from the vertical:

If the water pipe or structural metal electrode is not available for grounding, a ground ring electrode encircling the building buried not less than 30 in. below grade, consisting of atleast _____ of bare copper conductors not smaller than 2 AWG can be used:

Overhead  conductors must maintain a clearance of ______ from windows that open, doors, porches, balconies, ladders or similar structures:

A listed and marked steel plate less than ________ thick that can be used where the 1 (1/4) in. space from the nearest edge cannot be maintained:

When a single conductors are installed in a nonmettalic raceways, _________ of the metal enclosure must be minimized by cutting a slot between the individual holes through which the conductors pass:

Distance between the raceways enclosing the same conductor must not be less than ______ times the trade size of the largest raceways, measured from the raceways nearest edge to nearest edge:

AC cables run horizontally through steel or wood framing members is considered supported where such support does not exceed ______ :

ENT is permitted above a suspended ceiling if the suspended ceiling provides a ______ finish ratings:

Locked Rotor Current (LRC) of motor is generally ______ times the full load ampere rating:

Branch circuit conductors to a single motor compressor must have an ampacity not less than ______ of the motor compresser rated load or branch circuit selection current whichever is greater:

Dry type transformers ______ or less and not over 50 kVA can be installed above a suspended ceiling:

A Class A GFCI opens the circuit when the current to ground has a value of _____ or higher:

______ is the Overhead conductors between the utility electrical supply and the service point: