A load P is supported by two (2) concentric steel springs. The inner spring consists of 40 turns of 20 mm diameter wire on a mean diameter of 150 mm, the outer spring has 30 turns of 30 mm diameter wire on a mean diameter of 200 mm. Use G= 83000 MPa. a) Determine the maximum load that the inner spring could carry so as not to exceed a shearing stress of 140 MPa. b) Determine the maximum load that the outer spring could carry so as not to exceed a shearing stress of 140 MPa. c) Determine the maximum load that the spring could carry.

A load P is supported by two (2) concentric steel springs. The inner spring consists of 40 turns of 20 mm diameter wire on a mean diameter of 150 mm, the outer spring has 30 turns of 30 mm diameter wire on a mean diameter of 200 mm. Use G= 83000 MPa. a) Determine the maximum load that the inner spring could carry so as not to exceed a shearing stress of 140 MPa. b) Determine the maximum load that the outer spring could carry so as not to exceed a shearing stress of 140 MPa. c) Determine the maximum load that the spring could carry.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter3: Torsion

Section: Chapter Questions

Problem 3.3.12P: A propeller shaft for a small yacht is made of a solid steel bar 104 mm in diameter. The allowable...

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