What are the two possible values of the unknown charge

Reference no: EM13495970

Two point charges are located on the x axis. The first is a charge +Q at x = ?a. The second is an unknown charge located at x = +3a. The net electric field these charges produce at the origin has a magnitude of 2kQ/a2. What are the two possible values of the unknown charge?

Reference no: EM13495970

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