Question

A 2-wire d.c. distributor AB 500 metres long is fed from point A and is loaded as under :
Distance from feeding point A (in metres) 100 300 400 500
Load (amperes) 20 40 40 50
If the specific resistance of copper is 1·7 × 10−8 Ωm, what must be the cross-section of each wire in order
that the voltage drop in the distributor shall not exceed 10 volts ?

Answer 1

Answer:

ફશઢવઝશડશઝશઝશડવઢવડ

Explanation:

ડશઢવઝટઘપડટડનગ

ઢટઝધડવફપઝશઝૉબવજલડપડશઝ