Butterfly is a common floor joist style used in residential construction.
Wood is the most widely used residential construction materi…
Wood is the most widely used residential construction material.
Spot welds are specified by their diameter.
Spot welds are specified by their diameter.
Most residential wiring calls for #16 aluminum wiring.
Most residential wiring calls for #16 aluminum wiring.
When listing electrical symbols, you should not use lowercas…
When listing electrical symbols, you should not use lowercase subscript to denote a variation of standard equipment.
Drilling is a method that can be indicated by the finish sym…
Drilling is a method that can be indicated by the finish symbol.
A GFCI will close the circuit if it senses a current leakage…
A GFCI will close the circuit if it senses a current leakage in excess of 0.006 amperes.
The ____ symbol indicates welds that are to be flat-, convex…
The ____ symbol indicates welds that are to be flat-, convex-, or concave-faced.
NEC stands for ____.
NEC stands for ____.
In the AWG system, the number of the wire ____ as the size o…
In the AWG system, the number of the wire ____ as the size of the wire gets smaller.