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when toggle format what by license comment
Jun 22, 2017 at 16:15 history edited vs_292 CC BY-SA 3.0
added 36 characters in body
Jun 22, 2017 at 11:25 comment added vs_292 From the center of the ring, yes.
Jun 22, 2017 at 10:54 comment added M. Singh Does it mean that if we reduce distance to+ a/√2 or -a/√2, we get the minimum or maximum value of electric field
Jun 22, 2017 at 10:48 history answered vs_292 CC BY-SA 3.0