Home » The resistivity of rubber insulation is about Electrical Cables MCQs The resistivity of rubber insulation is about January 21, 2022 11 Views Q. The resistivity of rubber insulation is aboutA. 10^17 Ω-mB. 10^-17 Ω-mC. 10^10 Ω-mD. 10^27 Ω-mAnswer: 10^17 Ω-m
The insulation resistance of a cable of length 10 km is 1 Mega ohm. Its resistance for 50 km length will be