Quality Assurance II - LAP 2 – Tensile Strength Analysis

Objective 1: Define stress and explain its importance.

Skill 1: 2. Calculate stress given a set of data. Calculate the stress in the cylindrical part shown in fig. 3.

• 234,852.42 Pa

• 5321.67 Pa

• 238,743.42 Pa

• 64,758 Pa

Skill 1: 3. Calculate stress given a set of data. Calculate the stress in the rectangular part shown in fig. 4.

• 2,348.67 psi

• 2,667 psi

• 24 psi

• 1538 psi

Skill 1: 4. Calculate stress given a set of data. Calculate the stress in the plate shown in fig. 5.

Please include units with answer(kPa)

Skill 1: Please upload written copy of skill 1 .

It is important that you clearly show your work to receive the above points.

Objective 2: Define strain and explain its importance.

Skill 2: 2. Calculate strain given a set of data. Calculate the strain that occurred in the cylindrical part shown in fig. 9.

• 0.05815 mm/mm

• 0.05732 mm/mm

• 0.03732 mm/mm

• 0.05926 mm/mm

Skill 2: 3. Calculate strain given a set of data. Calculate the strain that occurred in the rectangular part shown in fig. 10.

• 0.3612 inch/inch

• 0.02 inch/inch

• 0.50 inch/inch

• 0.1612

Skill 2: 4. Calculate strain given a set of data. Calculate the strain that occurred in the plate shown in fig. 11.

• 0.0439 mm/mm
• 4.4 mm/mm

• 2.4 mm/mm

• 0.024 mm/mm

Skill 2: Please upload written copy of skill 2 .

It is important that you clearly show your work to receive the above points.