Asked Apr 28, 2019

A single phase 11 kV line with a length of 15 km is to transmit 500 kVA. The inductive reactance of the line is 0·5 Ω/km and the resistance is 0·3 Ω/km. Calculate the efficiency and regulation of the line for 0·8 lagging power factor.  [97·74%, 3·34%]


Expert Answer

Step 1


The length is 15 km.

The inductive reactance is,

Step 2

The power factor is,

Step 3

The given receiving e...


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