A stepped bar with circular cross-section and supported at top, hangs vertically under its own weight. Dimensions of the bar are as shown in the figure below. Calculate the elongation of the bar under its own weight. What is the change in diameter of the bar at section A-A shown in the figure? T 1000 mm 1000 mm TE 500 mm A 100 mm dia 70 mm dia E = 2 x 105 N/mm², density y = 8 x 10-5 N/mm³ and Poisson's ratio μ = 0.2.

A stepped bar with circular cross-section and supported at top, hangs vertically under its own weight. Dimensions of the bar are as shown in the figure below. Calculate the elongation of the bar under its own weight. What is the change in diameter of the bar at section A-A shown in the figure? T 1000 mm 1000 mm TE 500 mm A 100 mm dia 70 mm dia E = 2 x 105 N/mm², density y = 8 x 10-5 N/mm³ and Poisson's ratio μ = 0.2.

Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)

5th Edition

ISBN:9781305084766

Author:Saeed Moaveni

Publisher:Saeed Moaveni

Chapter10: Force And Force-related Variables In Engineering

Section: Chapter Questions

Problem 29P: A structural member with a rectangular cross section as shown in the accompanying figure is used to...

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