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Calculate the volume of aluminium conductor

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Question:

A 50 km long transmission line supplies a load of 5 MVA at 0·8 p.f. lagging at 33 kV. The efficiency of transmission is 90%. Calculate the volume of aluminium conductor required for the line when

(i) single phase, 2-wire system is used

(ii) 3-phase, 3-wire system is used. The specific resistance of aluminium is 2·85 × 10-8 Ω m.

Reference no: EM131199474

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