As per IE rules, the nominal cross-sectional area of the conductor should not be less than ______ if copper is used for sub-circuit wiring.
1
2.5 mm2
2
1.0 mm2
3
1.5 mm2
4
3.5 mm2
5
Question Not Attempted
As per IE rules, the nominal cross-sectional area of the conductor should not be less than ______ if copper is used for sub-circuit wiring.