||determine the distribution of stress across the section BB assuming that
the circular section is solid bone
||same as (a), except that this time assume that the inner half of the bone
radius consists of “spongy” bone. Assume that the “spongy” bone does not carry any
||what is the percentage increase in the maximum stress of distribution (b)
compared with the maximum stress of distribution (a).
||(Hint: the I for circular tube is p (D4-d4)/64,
consider both the bending stress and the axial normal stress) (20%)