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Grade 12Electrostatics

Plz answer fast A uniform wire of resistance R is streched uniformly n times and then cut to form five identical wires. These wires are arranged in the form of wheat stone bridge. The effective resistance of the bridge is ?

Question image for Plz answer fast A uniform wire of resistance R is
Profile image of shivansh
8 Years agoGrade 12
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1 Answer

Profile image of Khimraj
8 Years ago
resistance of streched wire = n2R
resistance of fiveidentical wires = n2R/5
then effective resistance of balanced wheat stone bridge = n2R/5
Hope it clears.
 

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