Cables running across the top of floor joists must be protected by _____.
A) insulation
B) guard strips
C) switch plates
D) stapling

Question

Quizplus · Accepted Answer

Guard strips provide protection for cables running across the top of floor joists by preventing the cables from being damaged by other materials or objects. Insulation is typically used to protect the cables from heat or cold and is not specifically designed to provide physical protection. Switch plates are used to cover electrical boxes and do not provide protection for cables. Stapling can secure cables to floor joists but does not provide physical protection.

Cables Running Across the Top of Floor Joists Must Be