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[" A piece of wire of resistance "R" is ...

[" A piece of wire of resistance "R" is cut into five equal parts.These parts are then "],[" connected in parallel.If the equivalent resistance of this combination is "R'" ,then the "],[" ratio "R/R'" is "-],[[" (a) "1/25," (b) "1/5," (c) "5," (d) "25]]

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