Home ยป Which of the following has highest conductivity? Electrical Cables MCQs Which of the following has highest conductivity? January 21, 2022 1 View Q. Which of the following has highest conductivity? A. Aluminum B. Zinc C. Lead D. Tin Answer: Aluminum
The insulation resistance of a cable of length 10 km is 1 Mega ohm. Its resistance for 50 km length will be