1. What size rigid metal conduit (RMC) is required to enclose 18 No. 10 THWN copper conductors? (a) 3/4 in. (b) 1 in. (c) 1 1/4 in. (d) 1½ in. 2. What size electrical metallic tubing (EMT) is required ...
Note: This article references the 2017 NEC because the Philadelphia area (the area in which this author works) is still operating under that version of the Code. As an electrician, no matter what ...
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