railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Power Systems Transmission and Distribution
For a stranded conductor, with reference to the overhead line of the distribution system, if there are 'n' layers, what will be the total number of single wires?
1
3n(n - 1) + 1
2
3n(n + 1)
3
3(n + 1) + 1
4
n(n + 1) + 1