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In the circuit shown in figure resistanc...

In the circuit shown in figure resistance of each wire is r. Net resistance across

A

a and b is `(13)/(25)r`

B

b and c is `(19)/(50)r`

C

d and e is `(7)/(25) r`

D

f and g is `(11)/(50)r`

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A, B, C, D
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