This question is related to grounding for audio signal processing, amplification, and reproduction equipment, in accordance with Art. 640.
Fill in the blanks with the appropriate answers.
Where accessible to the public, flexible cords and cables laid or run on the ground or on the floor shall be covered with _________. The cover requirements of Sec. 300.5 ________ apply to wiring protected by burial.
A) wood / never
B) plastic / alwa
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