This preview shows page 1. Sign up to view the full content.
45. We use conservation of energy, taking the potential energy to be zero when the
moving electron is far away from the fixed electrons. The final potential energy is then
2
0
2 /4
f
Ue
d
πε
=
, where
d
is half the distance between the fixed electrons. The initial
kinetic energy is
Km
v
i
=
1
2
2
,
where
m
is the mass of an electron and
This is the end of the preview. Sign up
to
access the rest of the document.
 Spring '10
 Rebello,NobelS
 Conservation Of Energy, Energy, Potential Energy

Click to edit the document details