A string of n parallel SCRs is operated at 72 KA, the rating of each – McqOptions

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1.	A string of n parallel SCRs is operated at 72 KA, the rating of each SCR is 1 KA. If derating factor of the string is 0.1. value of n will be___________?
A.	60
B.	70
C.	80
D.	90
Answer» D. 90

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