What initial speed does it need to be able to cross plane

Reference no: EM13513323

A proton is moving along the axis of a uniformly charged thing ring of 20nC/cm. The radius of the ring is 5cm. If the proton started initially at 10cm from the center of the ring with an initial velocity towards the ring, what initial speed does it need to be able to cross the plane of the ring?

Reference no: EM13513323

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