Question

a-Calculate conventional yield effort at 0.2% (0.002 in./in.)

b- Tensile strength.
c- The modulus of elasticity.
d- Elongation
e- The reduction in area.
f- The engineering effort to fracture
g- The real stress to fracture
h- The modulus of resilience

Copper alloy

Load (N)	Calibrated length (mm)
0	40.00000
25000	20.01850
50000	40.037
75000	40.0555
90000	40.2000
105000	40.6
120000	41.56
131000	44
125000	47.52

- Initial diameter of the test tube: 20mm
- Initial calibrated length: 40mm
- Calibrated length after fracture: 47.42mm
- Diameter after fracture. 18.35mm

Answer 1