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14-12-2022
Engineering

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A 33kV, 3-phase, 50Hz underground line, 3.4km long, uses three single core
cable. Each cable has a core diameter of 2.5 cm and radial thickness of insulation is
0.6 cm. The relative permittivity of dielectric is 3.1. Find (i) maximum stress and (ii)
total charging kVAR.

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