1.

Total elongation produced in a bar due to its self weight is given by……….. Where ρ is the density of material in kg/m3

A. 9.81ρl2/e
B. 9.81ρl2/2e
C. 9.81ρl/e
D. 9.81ρ2l/2e
Answer» C. 9.81ρl/e


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