Delta Wye

Electricity and Magnetism Level 2

If each line segment has a resistance of 1 Ω , 1\, \Omega, what is the total resistance between the two green dots?


The answer is 0.5.

Steven Chase by Steven Chase , 37, USA

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2 solutions

Suresh Jh
Feb 20, 2018

0 Helpful 1 Interesting 0 Brilliant 0 Confused
Ayush Anand
Feb 18, 2018

There is no need to use delta-wye here it can simply be solved using a wheatstone bridge and parallel series combination. The 1 ohm resistor connecting the two junctions can be removed as it forms a wheatstone bridge then just to series parallel and the answer comes out to be 0.5 ohm

1 Helpful 0 Interesting 0 Brilliant 0 Confused

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