Engineering Help

[Nzyme]

Anyone know what a principal stress is ? cant find it any where need it for my revision of my mechanics of materials

thanks a lot

 

[Nzyme]

edit please close this found me answer

 

[MookJong]

Priciple Ski...

Oh stress sorry

 

[Spacky]

Whilst googling Engineering weirdness found...

http://strandbeest.ii.nl/movies/rhinoceros klaar_kort.mpg

from

http://www.strandbeest.com/animaris rhinoceros transport_en.html

Very weird engineering transport thingy.