A one mm diameter steel wire is wounded around a copper tube with external and internal diameters of 140 mm and 120 mm respectively, to increase the strength of tube against internal pressure, find what initial tension must be given to wire, so that maximum allowable stresses for the tube and wire materials 90 and 200 N/mm? respectively are reached simultaneously. Assume poisson coefficient for wire and tube material as 0.3. Modulus of elasticity for copper and steel wire 1000 N/mm' and 2000 N/mm' respectively. The tube is open at ends.

A one mm diameter steel wire is wounded around a copper tube with external and internal diameters of 140 mm and 120 mm respectively, to increase the strength of tube against internal pressure, find what initial tension must be given to wire, so that maximum allowable stresses for the tube and wire materials 90 and 200 N/mm? respectively are reached simultaneously. Assume poisson coefficient for wire and tube material as 0.3. Modulus of elasticity for copper and steel wire 1000 N/mm' and 2000 N/mm' respectively. The tube is open at ends.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter8: Applications Of Plane Stress (pressure Vessels, Beams, And Combined Loadings)

Section: Chapter Questions

Problem 8.2.3P: A large spherical tank (see figure) contains gas at a pressure of 420 psi. The tank is 45 ft in...

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