Home ยป Which of the following is used to protect cable from mechanical damage? Electrical Cables MCQs Which of the following is used to protect cable from mechanical damage? January 21, 2022 2 Views Q. Which of the following is used to protect cable from mechanical damage? A. Serving B. Insulation C. Armouring D. metallic sheath Answer: Armouring
The insulation resistance of a cable of length 10 km is 1 Mega ohm. Its resistance for 50 km length will be