(2 n – 1) d
The diameter of each strand is d then the diameter of n-layer stranded conductor will be (2 n – 1) d.
Morningexam.com provides Electrical MCQs, Notes, Exam Materials and Online Test series for your Competitive exams. You can also get Current Affairs, GK, Aptitude, Verbal Ability, and Reasoning questions. Best for ITI and Diploma Students.