Archive for January, 2008
Thursday, January 24th, 2008
Challenge Problem Revisited from XKCD Comic
Ok, so my last post talked about the hits I have been getting from the xckd comic that is similar to a challenge problem I posted. So, I solved the same problem as on the xkcd comic:
link!
This solution is heavily based on the work I did for this solution, so you should review this before [...]
No Comments » - Posted in Circuit Theory by admin
Thursday, January 24th, 2008
Solution to Infinite Grid of Resistors Challenge Problem
Solution #1 (my solution I posted on the chalkboard)
First I stood there looking at the picture, and thought that if it is infinite in extent, all the square grid is essentially a repeating pattern of squares, then the input impedance looking into a side of one of the squares must also be periodic and [...]
No Comments » - Posted in Circuit Theory by admin
Thursday, January 24th, 2008
Infinite Grid of Resistors Challenge Problem
So, I was walking through the engineering building here and came accross a chalk board that often has random stuff on it. Its basically a chalkboard for whatever you want to write. Sometime’s there are quotes written there, sometimes tick-tac-toe games, and sometimes some funny drawings. Today there was a brainteaser — specifically a circuit [...]