L=900 м S=10 мм2 R=2.5 Ом po=?
===
R=po*L/S
po=R*S/L=2.5*10/900=0.028 Ом*мм2/м
Алюминий
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L=900 м S=10 мм2 R=2.5 Ом po=?
===
R=po*L/S
po=R*S/L=2.5*10/900=0.028 Ом*мм2/м
Алюминий
=======================