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[" A uniform wire of resistance "9Omega"...

[" A uniform wire of resistance "9Omega" is cut into "3" equa "],[" parts.They are connected in the form of equilater "],[" triangle "ABC" .A cell of e.m."(2" V and negligible "],[" internal resistance is connected across "B" and "C" ."],[" Potential difference arross "AB" is "],[[" (A) "1V," (B) "2V," D "],[" (C) "3V," (D) "0.5V]]

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