Difference between revisions of "User:Ceo14"

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I am from West Des Moines, Iowa. I am studying (mechanical) engineering at Duke.
 
I am from West Des Moines, Iowa. I am studying (mechanical) engineering at Duke.
  
== Grand Challenges External Links ==
+
== Grand Challenges External Link ==
 
*Relevant to Reverse-Engineering the Brain
 
*Relevant to Reverse-Engineering the Brain
 
**[http://www.wired.com/gadgetlab/2010/08/reverse-engineering-brain-kurzweil/ Reverse-Engineering of Human Brain Likely by 2030, Expert Predicts], Priya Ganapati, Wired Science, created 16 August 2010, accessed 17 September 2011 (Reverse-Engineering the Brain)
 
**[http://www.wired.com/gadgetlab/2010/08/reverse-engineering-brain-kurzweil/ Reverse-Engineering of Human Brain Likely by 2030, Expert Predicts], Priya Ganapati, Wired Science, created 16 August 2010, accessed 17 September 2011 (Reverse-Engineering the Brain)
 +
 
== For fun ==
 
== For fun ==
 
   
 
   

Revision as of 22:30, 17 September 2011

About Me:

I am from West Des Moines, Iowa. I am studying (mechanical) engineering at Duke.

Grand Challenges External Link

For fun

A 120 wire cable has been laid firmly underground between two telephone exchanges located 10km apart. Unfortunately, after the cable was laid it was discovered to be the wrong type: the individual wires are not labeled. There is no visual way of knowing which wire is which and thus connections at either end are not immediately possible.

You are a trainee technician and your boss has asked you to identify and label the wires at both ends without ripping it all up. You have no transport and only a battery and light bulb to test continuity, and tape and a pen for labeling the wires.

What is the shortest distance in kilometers you will need to walk to correctly identify and label each wire? (source: http://brainden.com/)