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A Telephone Facility and an Electrical Facility Are Required in a Tunnel

Question 128

Multiple Choice

A telephone facility and an electrical facility are required in a tunnel. To reduce the effects of EMI and eliminate the need for additional shielding of the cables, where would each facility be placed?


A) On opposite sides of the tunnel
B) On the same sides of the tunnel
C) Together on the same pathway for easy access and maintenance
D) One on the top part and one on the bottom part of the same side of the tunnel
E) On the exterior of the tunnel

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