1. A polyethylene bar (E = 1.4 GPa and v = 0.4) having di = 70 mm is placed inside a rigid steel tube having an inner diameter d2 = 70.2 mm. The polyethylene bar is then compressed by an axial load P. (a) At what value of P will the space between the polyethylene bar and the steel tube be closed? (b) If the compressive force P = 50 kN, determine the normal stress on the cylindrical surface of the bar, axial strain and the change in volume in the bar.

1. A polyethylene bar (E = 1.4 GPa and v = 0.4) having di = 70 mm is placed inside a rigid steel tube having an inner diameter d2 = 70.2 mm. The polyethylene bar is then compressed by an axial load P. (a) At what value of P will the space between the polyethylene bar and the steel tube be closed? (b) If the compressive force P = 50 kN, determine the normal stress on the cylindrical surface of the bar, axial strain and the change in volume in the bar.

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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