DC Distribution

Question 31

A 2 wire DC distributor AB is 300 meters long . the end A is fed at 205 volt and end B at 200 volt . the distributor is uniformly loaded at 0.15 ampere per metre length and has connected load of 50 ampere , 60 ampere ,  and 40 ampere at points distance 75 , 175 ,  225 meter respectively from the end A .the resistance of each conductor is 0.15 ohm per  kilometre . calculate (1) the point of minimum potential , (2) currents fed at end A and B .

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