Question

i need some informative papers on geomehanics and mohr's circle?

Answer 1

Hmm, have you tried a scholar search?

Answer 2

yes but not to much.i found some of papers. i need some more.

Answer 3

http://en.wikipedia.org/wiki/Mohr%27s_circle

Answer 4

you can use
http://ocw.mit.edu/courses/mechanical-engineering/2-002-mechanics-and-materials-ii-spring-2004/lecture-notes/

http://ocw.mit.edu/courses/mechanical-engineering/2-001-mechanics-materials-i-fall-2006/lecture-notes/