Find the ratio of q/Q for the E-field to be zero at a distance of z = 3.59R for the charge distribution and geometry of problem #30 of the text. a is the charge on the LARGER ring. Q is the charge on the SMALLER ring. Answer in 5 Significant Figures!!

Q: +4

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.