Question: Two positive point charges, qA and qB (masses mA and mB) are at rest, held together by a massless string of length a. Now the

Two positive point charges, qA and qB (masses mA and mB) are at rest, held together by a massless string of length a. Now the string is cut, and the particles fly off in opposite directions. How fast is each one going, when they are far apart?

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