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Physics
Physics
Problem
A
+
2.0
μ
C
+2.0\,\mu\text{C}
+
2.0
μ
C
charge is fixed at
x
=
0
x=0
x
=
0
. A
+
3.0
μ
C
+3.0\,\mu\text{C}
+
3.0
μ
C
charge is fixed at
x
=
0.30
m
x=0.30\,\text{m}
x
=
0.30
m
. What is the electric potential at the point
x
=
0.15
m
x=0.15\,\text{m}
x
=
0.15
m
on the
x
x
x
-axis? (Take
k
e
=
8.99
×
10
9
N
m
2
/
C
2
k_{e}=8.99\times10^{9}\,\text{N}\,\text{m}^{2}\!/\text{C}^{2}
k
e
=
8.99
×
1
0
9
N
m
2
/
C
2
.) a)
6.0
×
10
5
V
6.0\times10^{5}\,\text{V}
6.0
×
1
0
5
V
b)
3.0
×
10
5
V
3.0\times10^{5}\,\text{V}
3.0
×
1
0
5
V
c)
2.0
×
10
6
V
2.0\times10^{6}\,\text{V}
2.0
×
1
0
6
V
d)
1.5
×
10
5
V
1.5\times10^{5}\,\text{V}
1.5
×
1
0
5
V
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