Question

During the most recent craze of fitness called CrossFit, orthopedic 7. surgeons have been busy due to the immense amount of jumping involved in the workouts When the patella tendon is completely torn due to repeated jumping on hard surfaces, it is no longer attached to the kneecap which causes the kneecap to dislocate. For a typical tendon of 52 mm long and 1 cm2 of area, determine the following:

a. The force on the tendon if it was stretched 2 mm.

b. The effective spring constant for this tendon.

c. The maximum length it can stretch before it breaks. (*Tensile Strength = 100*10^6)

Answer 1

osua ( Stetched 2mm 2 2 mm Sren 2 6 26 2-6×10-E

ahan 26 XIG