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Questions and answers by
G. Mariappan
Answers (1)
Length of Cable=L (2L/7)+(L/5)+(L/3)+(143*3+1)=L Multiply by 35*3 2*15L+21L+35L+(35*3*(1330/3)=35*3L 30L+21L+35L+46550=105L 105L-86L=46550 19L=46550 L=46550/19=2450m
