this is easy use symmetry . the resistors which are at same potential are in parrel.
If each Roa =Rob=Roc=Rod=Rab=Rbc=Rcd=Rda=R Resistance between o and a is
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13 Answers
Dr.House
·2009-02-19 03:05:41
sriraghav
·2009-02-19 06:03:05
thank u sir...
similarly cud u xplain for the resistance between to adjacent points on the square base of the pyramid..
Lokesh Verma
·2009-02-19 06:13:22
The red line will give the symmetry..
so all pionts on the red line are equipotential
So you can kind of club all the points there together..
Does this help?
voldy
·2009-02-19 17:42:44
well If you want the square only then just split the top and bottom wires as shown then solve by symmetry