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20-12-2022
Physics

Answered

A Discuss the possibility of fracture of two leg bones that have a length of about 70cm and an average area of

about 4cm

2 when a 80kg person jump from a height of 300cm.

Noting: The breaking stress of the bone ϬB =1. 5×108 N/m2 , and

Young’s modulus for the bone is Y=1. 5×1010 N/m2

Answer :

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