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AMU Engineering 2020 solved paper Solved Paper
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© examsnet.com
Question : 32
Total: 150
Thirteen resistances each of resistance
R
o
h
m
are connected in the circuit as shown in the figure below. The effective resistance between
A
and
B
is
R
Ω
2
R
3
Ω
4
R
3
Ω
2
R
Ω
Validate
Solution:
Equivalent circuit will be
Now above circuit is a wheat stone's bridge. By solving we get.
R
A
B
=
4
3
R
×
4
3
R
4
3
R
+
4
3
R
=
2
3
R
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