A metal rod is 50 mm in diameter and 1.3 m long. The rod has a collar on one end and is suspended vertically. The height through which this load may fall if the instantaneous stress is limited to 90 MPa is 1.71870× 10−3 m. The value of Young modulus is 132.40 GPa. 2.1 Calculate an extension when a weight of 30 kN is suddenly lowered onto the collar. 2.2 Calculate the force required to cause the maximum stress.

A metal rod is 50 mm in diameter and 1.3 m long. The rod has a collar on one end and is suspended vertically. The height through which this load may fall if the instantaneous stress is limited to 90 MPa is 1.71870× 10−3 m. The value of Young modulus is 132.40 GPa. 2.1 Calculate an extension when a weight of 30 kN is suddenly lowered onto the collar. 2.2 Calculate the force required to cause the maximum stress.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter1: Tension, Compression, And Shear

Section: Chapter Questions

Problem 1.6.7P: A wine of length L = 4 ft and diameter d = 0.125 in. is stretched by tensile forces P = 600 lb. The...

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