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Problem
Problem
A point charge
q
1
=
−
1.0
C
q_1 = -1.0 \text{C}
q
1
=
−
1.0
C
is held stationary at the origin. A second point charge
q
2
=
+
2.0
C
q_2 = +2.0 \text{C}
q
2
=
+
2.0
C
moves from the point
(
1.0
m
,
0
,
0
)
(1.0 \text{ m}, 0, 0)
(
1.0
m
,
0
,
0
)
to
(
2.0
m
,
0
,
0
)
(2.0 \text{ m}, 0, 0)
(
2.0
m
,
0
,
0
)
. How much work is done by the electric force on
q
2
q_2
q
2
?
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