Which
is the correct formula for the efficiency of a short transmission line 
?
(Power supplied/Power exhausted x 100
(Power exhausted/Power delivered
Efficiency of a short transmission line
A
short transmission line is defined as transmission line with an effective
length less than 80 km at 50 Hz.
Efficiency
of transmission line increases as Power Factor increases and its vice versa.
Hence,
the correct option is (C).
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