- 2 4 A Telephone Company Detects A Fault In The Underground 10 Cable In Between 10 X 20 M From A Junction Box Also 1 (115.31 KiB) Viewed 26 times
2. 4 A telephone company detects a fault in the underground 10 cable in between 10 < x < 20 m from a junction box. Also, the underground work has been totally damaged. The engineer decides to prepare a hole through the ground by using a drilling machine. The working capacity of the drilling machine is described in the following table. Find the approximate velocity and acceleration of the drilling tools during the preparation of hole at time t = 1.6 sec. Time t in 1 2. 3 4 5 6 sec. Distance 10.00 11.62 12.87 13.64 13.8113.95 14.24 Xin m