Question

One problem when using rigid metal conduit in a residence is that the installation of the conduit may a weaken the structure b require an equipment ground c be a fire hazard d be an electrical hazard

Answer 1

a). the installation of the conduit may a weaken the structure

Step-by-step explanation:

RMC or Rigid metal conduit is a heavy duty steel tubing that is galvanized and is installed in the residence with threaded fittings. It provides structural support to the panels and electrical cables and provides protection from damage to the fittings. But this protection comes at the cost of weakening the structural member of the buildings.

Thus, the answer is a). the installation of the conduit may a weaken the structure.

Answer 2

The correct answer is A. Installation of rigid metal conduit requires grounding and the grounding equipment used may weaken the structure.