A wire has a resistance of 90 ohm .The same wire is bend into equilateral triangle .Find effective resistance in each side of Trianglr
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A wire has a resistance of 90 ohm .The same wire is bend into equilateral triangle .Find effective resistance in each side of Trianglr
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Answer
as triangle has 3 sides.
each resistance of 90/3 = 30Ω.
in triangle connection 2 resistance are in series. then it will parallel to third resistance.
in series equivalent resistance is 30 + 30 = 60Ω.
now this 60Ω is parallel to 30Ω.
then final equivalent resistance = 60/3 = 20Ω