The normal strain in a suspended bar of material of varying cross section due to its own weight is given by the expression vy/3E where y = 3.0 lb/in.³ is the specific weight of the material, y = 3.5 in. is the distance from the free (i.e., bottom) end of the bar, L = 7 in. is the length of the bar, and E= 26000 ksi is a material constant. Determine, (a) the change in length of the bar due to its own weight. (b) the average normal strain over the length of the bar (c) the maximum normal strain in the bar. Answer: (a) d= i (b) avg (c) Emax= = i x10-6 in. HE με

The normal strain in a suspended bar of material of varying cross section due to its own weight is given by the expression vy/3E where y = 3.0 lb/in.³ is the specific weight of the material, y = 3.5 in. is the distance from the free (i.e., bottom) end of the bar, L = 7 in. is the length of the bar, and E= 26000 ksi is a material constant. Determine, (a) the change in length of the bar due to its own weight. (b) the average normal strain over the length of the bar (c) the maximum normal strain in the bar. Answer: (a) d= i (b) avg (c) Emax= = i x10-6 in. HE με

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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