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Tardigrade
Question
Physics
Find the resistance across M and N in the given figure. <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/p-a9rsjyhhmsfe9pbp.jpg />
Q. Find the resistance across
M
and
N
in the given figure.
752
162
NTA Abhyas
NTA Abhyas 2020
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A
r
/2
B
r
/3
C
6
r
D
2
r
Solution:
Remove the vertical connection from
A
then series-parallel formulae