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Impulse ratio of insulator and lightning arresters should be
Both low
High and low respectively
Low and high respectively
Both high
High and low respectively
Quick Summary: Practice and solve "Impulse ratio of insulator and lightning arresters should be..." for Electrical - Power System. The correct answer is Option B: High and low respectively. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Answer:
Option **(b) **