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Two gage marks are placed exactly 250 mm apart on a
Chapter 2, Problem 2.4(choose chapter or problem)
Two gage marks are placed exactly 250 mm apart on a 12-mm-diameter aluminum rod with E = 73 GPa and an ultimate strength of 140 MPa. Knowing that the distance between the gage marks is 250.28 mm after a load is applied, determine (a) the stress in the rod, (b) the factor of safety.
Questions & Answers
QUESTION:
Two gage marks are placed exactly 250 mm apart on a 12-mm-diameter aluminum rod with E = 73 GPa and an ultimate strength of 140 MPa. Knowing that the distance between the gage marks is 250.28 mm after a load is applied, determine (a) the stress in the rod, (b) the factor of safety.
ANSWER:Step 1 of 5
Refer to the figure below for understanding the problem better.
Step 2 of 5
Given data are,
Initial gage length:
Diameter of bar:
Modulus of elasticity: