Prob. 3.7-2. Elements (1) and (2) were supposed to fit ex-actly between the rigid walls at A and C in Fig. P3.7-1.However, element (1) was manufactured a small amount,8L, too long. However, an ingenious technician was ableto compress element (1) and insert it in the space betweenA and B (indicated by dashed lines). (a) Determine expres-sions for the stress or induced in element (1) and the stresso induced in element (2), and (b) determine the amount tby which element (2) is shortened when element (1) is forcedinto the dashed-line position. Assume &L in calculatingthe flexibility coefficient f₁.Solve Parts (a) and (b) of Prob. 3.7-1 for thefollowing rod systems: System S1: E₁ = E, E, = 2E, andSystem S2: E = 2E, E = E. Discuss the difference in thestresses induced in the rods in these two cases.A₁ A, A₂ = 1.5AL-L+8BP3.7-1, P3.7-2(2)

Prob. 3.7-2. Elements (1) and (2) were supposed to fit ex- actly between the rigid walls at A and C in Fig. P3.7-1. However, element (1) was manufactured a small amount. 8L, too long. However, an ingenious technician was able to compress element (1) and insert it in the space between A and B (indicated by dashed lines). (a) Determine expres- sions for the stress o, induced in element (1) and the stress induced in element (2), and (b) determine the amount t by which element (2) is shortened when element (1) is forced into the dashed-line position. Assume &L in calculating the flexibility coefficient f₁. Solve Parts (a) and (b) of Prob. 3.7-1 for the following rod systems: System Sl: E₁ = E, E = 2E, and A₁ A, A₂ = 1.5A L L+8 с

Prob. 3.7-2. Elements (1) and (2) were supposed to fit ex- actly between the rigid walls at A and C in Fig. P3.7-1. However, element (1) was manufactured a small amount. 8L, too long. However, an ingenious technician was able to compress element (1) and insert it in the space between A and B (indicated by dashed lines). (a) Determine expres- sions for the stress o, induced in element (1) and the stress induced in element (2), and (b) determine the amount t by which element (2) is shortened when element (1) is forced into the dashed-line position. Assume &L in calculating the flexibility coefficient f₁. Solve Parts (a) and (b) of Prob. 3.7-1 for the following rod systems: System Sl: E₁ = E, E = 2E, and A₁ A, A₂ = 1.5A L L+8 с

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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