February 23, 2017

Homework Help: Physics

Posted by Lauren on Sunday, February 6, 2011 at 3:30am.

An alpha particle and an antiproton are released from rest a great distance apart. They are oppositely charged so each accelerates toward the other. What are the speeds of the two particles when they are 2.5 nm apart?

alpha particle has a charge of +2e and is four times as massive as a proton

antiproton has a charge of -e but has the same mass as a proton

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