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A 300mm long steel bar with a square cross section (25 mm per edge) is pulled in tension with a load of 83637 N , and experiences an axial elongation...

A 300 mm long steel bar with a square cross section (25 mm per edge) is pulled in tension with a load of 83637 N , and experiences an axial elongation of 0.18 mm.  

Assuming that the deformation is entirely elastic, calculate the elastic modulus of this steel in GPa. 

Answer Format: X (no decimal places)

Unit: GPa

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