10.2 Definition of Mechanical Properties of Biological Materials
h
"2
h
"2
Fig. 10.4: Doubly symmetric cross-sectional shapes
a
b ;::ca; PblLJlllllllllllllllllllllllllllllllillllllllllllllll1 Pall
c
bending
moment
345
Fig. 10.5: Simple beam loaded by force F: a beam and force location, b shear force
distribution, c bending moment distribution
• circular cross-section beam (Fig. lOA):
7r D4
7r D3
32M
I = 64' s = 32' (Jmax = ± 7rD3'
(10.18)
where D is the beam diameter.
• beam with hollow circular cross-section (Fig. lOA):
h
"2
h
"2
Fig. 10.4: Doubly symmetric cross-sectional shapes
a
b ;::ca; PblLJlllllllllllllllllllllllllllllllillllllllllllllll1 Pall
c
bending
moment
345
Fig. 10.5: Simple beam loaded by force F: a beam and force location, b shear force
distribution, c bending moment distribution
• circular cross-section beam (Fig. lOA):
7r D4
7r D3
32M
I = 64' s = 32' (Jmax = ± 7rD3'
(10.18)
where D is the beam diameter.
• beam with hollow circular cross-section (Fig. lOA):