Answer / k.prakashchandra

current capacity of copper can be taken as 2.5 A/sq mm but
for generators it is taken as 1.5 A/sq mm.For duration of
less than 4 hours 6A/sq mm

Answer / shahzad

current density =current/area
as the current density for copper is normaly 3 so
3=current/.75
current=3*.75=2.25A

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