Engine : Electricity - 307/1386
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| Which of the following statements concerning electrical cables is correct? |
| A) Electric cable coverings should never be grounded. |
| B) Where they pass through watertight bulkheads, they should be fitted with watertight stuffing boxes. |
| C) Electrical cables must be glued in place where nonmetallic insulation is used. |
| D) Electrical cables must be rigidly held in place by welding of armored cable. |
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