Mechanical Engineering - Strength of Materials - Discussion
Discussion Forum : Strength of Materials - Section 3 (Q.No. 25)
25.
Two bars of different materials and same size are subjected to the same tensile force. If the bars have unit elongation in the ratio of 2:5, then the ratio of modulus of elasticity of the two materials will be
Discussion:
12 comments Page 2 of 2.
Sri said:
9 years ago
But they are comparing to two bars na.
AMAL said:
10 years ago
e(strain) = delta l(change in length)/original length.
Strain = stress/E.
Strain = Change in length (elongation) is inversely proportional to E.
That is 5:2.
Strain = stress/E.
Strain = Change in length (elongation) is inversely proportional to E.
That is 5:2.
(1)
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