Question

In a test for a fault to earth on a 500 m length of cable having a resistance of

1 Ω per 1000 m, the faulty cable is looped with a sound cable of the same length but having a

resistance of 2·25

Ω per 1000 m. The resistance of the other two arms of the testing network at

balance are in the ratio 2·75 : 1. Calculate the distance of the fault from the testing end of the cable​

Answer 1

Answer:

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