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Problem
Problem
Find potential difference
V
A
B
V_{AB}
V
A
B
between
A
(
0
,
0
,
0
)
A(0, 0, 0)
A
(
0
,
0
,
0
)
and
B
(
1
m
,
1
m
,
1
m
)
B(1\text{m}, 1\text{m}, 1\text{m})
B
(
1
m
,
1
m
,
1
m
)
in an electric field (a)
E
=
y
i
^
+
x
j
^
\mathbf{E} = y\hat{i} + x\hat{j}
E
=
y
i
^
+
x
j
^
(b)
E
=
3
x
2
y
i
^
+
x
3
j
^
\mathbf{E} = 3x^2 y\hat{i} + x^3 \hat{j}
E
=
3
x
2
y
i
^
+
x
3
j
^
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