February 28, 2017

Homework Help: Physics

Posted by Phy on Saturday, March 2, 2013 at 9:33pm.

An electron is projected, with an initial speed of v= 2.18e+05 m/sec, directly towards a proton that is essentially at rest. If the electron is initially a great distance from the proton, at what distance from the proton is its speed instantaneously equal to twice its initial value? Express your answer in meters.

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