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VITEEE 2011 Solved Paper
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© examsnet.com
Question : 26
Total: 120
As shown in the figure, charges + q and - q are placed at the vertices B and C of an isosceles triangle. The potential at the vertex A is
1
4
π
ε
0
.
2
a
√
a
2
+
b
2
0
1
4
π
ε
0
.
q
√
a
2
+
b
2
1
4
π
ε
0
.
−
q
√
a
2
+
b
2
Validate
Solution:
Potential at A
= +
q
√
a
2
+
b
2
-
q
√
a
2
+
b
2
= 0
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