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Physics
Physics
Problem
Two identical point charges
q
1
=
q
2
=
+
3
μ
C
q_1 = q_2 = +3\,\mu\text{C}
q
1
=
q
2
=
+
3
μ
C
are kept at positions
(
0
,
0
,
0
)
(0,0,0)
(
0
,
0
,
0
)
and
(
0
,
0.20
m
,
0
)
(0,0.20\,\text{m},0)
(
0
,
0.20
m
,
0
)
, respectively. (i) Calculate the force
F
12
\mathbf F_{12}
F
12
on
q
1
q_1
q
1
due to
q
2
q_2
q
2
. (ii) Calculate the force
F
21
\mathbf F_{21}
F
21
on
q
2
q_2
q
2
due to
q
1
q_1
q
1
and comment on their relation.
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