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Insulation coordination for UHV lines above 500 kV is based on
Lightning surges
Lightning surges and switching surges
Switching surges
None of above
Lightning surges and switching surges
Quick Summary: Practice and solve "Insulation coordination for UHV lines above 500 kV is based on..." for Electrical - Power System. The correct answer is Option B: Lightning surges and switching surges. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Answer:
Option **(c) **