The ratio of dielectric stress of the on the cable corresponding to the maximum and minimum is ____________

The ratio of dielectric stress of the on the cable corresponding to th

1.	The ratio of dielectric stress of the on the cable corresponding to the maximum and minimum is ____________
A.	R/r
B.	r/R
C.	rR
D.	(R/r)<sup>2</sup>
Answer» B. r/R

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