What is the strain ratio, R = √( Rmax Rmin)? (see eqn. 12.2, page 307) 4.8 O 1.0 02.0 3.8 3.0
What is the strain ratio, R = √( Rmax Rmin)? (see eqn. 12.2, page 307) 4.8 O 1.0 02.0 3.8 3.0
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:What is the strain ratio, R, = v( Rmax Rmin)?
(see eqn. 12.2, page 307)
4.8
1.0
2.0
3.8
3.0

Transcribed Image Text:Plot the Rf vs. 0' (theta') on a graph paper (see Fig. 12.5b as a guide).
This is a case of R, > R; (see Fig. 12.4) R; (see Fig. 12.4)
Narrow
Narrow
R, > R,
R, < R,
Pre-circle broad
Post-circle broad
(a)
(b)
Figure 12.4 Narrow and broad forms: (a) R, > R; (b) R, < R,.
3
3
2-
20
40
60
30
(a)
(b)
Figure 12.5 Deformed pebbles: (a) angle 8'; (b) R, vs.8'.
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