Two resistor are joined in parallel whose resultant is 65Ω. One of the resistance wire is broken and the effective resistance becomes 2ohms. Then the resistance (in ohms) of the wire that got broken is
A
65
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B
2
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C
35
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D
3
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Solution
The correct option is C65
If resistances are R1 and R2 then R1R2R1+R2=68.....(i)