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Physics
Physics
Problem
A point charge of
+
6.0
μ
C
+6.0\,\mu\text{C}
+
6.0
μ
C
is fixed on the x-axis at
x
=
+
0.10
m
x=+0.10\,\text{m}
x
=
+
0.10
m
. A second point charge
Q
Q
Q
is fixed on the x-axis at
x
=
−
0.20
m
x=-0.20\,\text{m}
x
=
−
0.20
m
. If the net electric field at the origin is zero, what is the value of
Q
Q
Q
? a)
−
24
μ
C
-24\,\mu\text C
−
24
μ
C
b)
+
12
μ
C
+12\,\mu\text C
+
12
μ
C
c)
+
24
μ
C
+24\,\mu\text C
+
24
μ
C
d)
+
1.5
μ
C
+1.5\,\mu\text C
+
1.5
μ
C
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