A 2-wire d.c. distributor A B is fed at both ends at the same voltage of 230 V. The length of the distributor is 500 metres and the loads are tapped off from the end A as shown below : Load : Distance : If the maximum voltage drop of 5:5 V is to be allowed, find the X-sectional area of each conductor and point of minimum potential. Specific resistance of conductor material may be taken as 1-73 x 10Qm. 100 A 60 A 40 A 100 A 50 m 150 m 250 m 400 m

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A 2-wire d.c. distributor A B is fed at both ends at the same voltage of 230 V. The length of the
distributor is 500 metres and the loads are tapped off from the end A as shown below :
Load :
Distance :
If the maximum voltage drop of 5:5 V is to be allowed, find the X-sectional area of each conductor and
point of minimum potential. Specific resistance of conductor material may be taken as 1-73 x 10Qm.
100 A
60 A
40 A
100 A
50 m
150 m
250 m
400 m
Transcribed Image Text:A 2-wire d.c. distributor A B is fed at both ends at the same voltage of 230 V. The length of the distributor is 500 metres and the loads are tapped off from the end A as shown below : Load : Distance : If the maximum voltage drop of 5:5 V is to be allowed, find the X-sectional area of each conductor and point of minimum potential. Specific resistance of conductor material may be taken as 1-73 x 10Qm. 100 A 60 A 40 A 100 A 50 m 150 m 250 m 400 m
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