If a string of suspension insulator has three units, each can withsta – McqOptions

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1.	If a string of suspension insulator has three units, each can withstand a maximum 11 KV and total string can withstand 25.76 KV. What is the string efficiency?
A.	234.1%
B.	46.3%
C.	68.75%
D.	78%
Answer» E.

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