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Rod and pipe electrodes shall not be less than _____’ in length.

Conduit seals in Class I, Division] locations shall be installed within_____” of pressurize enclosures.

The branch circuit supplying a fixed storage-type water heater that has a capacity of 120 gal. or less shall have a rating not less than ____% of the nameplate of the unit.

In Class I, Division I and 2 locations, the sealing compound shall not be less than the trade size of the seal fitting and in no case less than ____”.

Service-entrance conductors shall have clearance of_____’ from the bottom of a window.

A dwelling has a floor area of 2300 sq ft plus a 150 sq ft garage. A total of_____ 15 Acircuits are required for general lighting.

Drywall shall be repaired if there are open spaces at the edge of the box, greaterthan ______ “.

The allowable ampacity for 14AWG fixture wire is ____ A. 

The heating effect of 5 A of AC compared to 5 A of DC is _____.

The length of a flexible cord supplying a swimming pool motor shall not exceed____’.