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The insulation level of 400 kV EHV overhead transmission line is decided on the basis of
Lightning over voltage
Switching over voltage
Corona inception voltage
Radio and TV interference
Switching over voltage
Quick Summary: Practice and solve "The insulation level of 400 kV EHV overhead transmission line is decided on the basis of..." for Electrical - Power System. The correct answer is Option B: Switching over voltage. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Answer:
Option **(b) **