In a tensile test of an aluminum rod it has a calibrated length of 50.8 mm...

 In a tensile test of an aluminum rod it has a calibrated length of 50.8 mm and a diameter of
12.74 mm. A load of 3 180 kg and an elongation at the elastic limit of 0.0175 cm was recorded. The distance in the areacalibrated after the break is 5.65 cm and the final diameter in the section of the fracture was 1.05 cm. In a tensile test of an aluminum rod it has a calibrated length of 50.8 mm and a diameter of 12.74 mm. A load of 3 180 kg and an elongation at the elastic limit of 0.0175 cm was recorded. The distance in the area calibrated after the break is 5.65 cm and the final diameter in the section of the fracture was 1.05 cm. determine :

a) the effort in the elastic limit; b) The elastic modulus of the material; c) The ductility of the material ie the deformation unit and the reduction of total area until the test tube ruptures; d) The final length of a bar of this material 250 cm when applying an effort of 200 MPa.

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samet mamat answered 1 year ago

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