Home » Which of the following has highest conductivity? Electrical Cables MCQs Which of the following has highest conductivity? January 21, 2022 9 Views Q. Which of the following has highest conductivity?A. AluminumB. ZincC. LeadD. TinAnswer: Aluminum
The insulation resistance of a cable of length 10 km is 1 Mega ohm. Its resistance for 50 km length will be