railway RRB JE (CBT I + CBT II) Mock Test 2024 Power Systems Transmission and Distribution Underground Cables
The maximum and minimum stress in the dielectric of a single core cable are 80 kV/cm (rms) and 20 kV/cm (rms), respectively. If the conductor diameter is 4 cm, then find the thickness of insulation.
1
12 cm
2
6 cm
3
10 cm
4
8 cm