A steel rod 3 ft long with a cross-sectional area of 0.3 sq.in. is stretched between two fixed points. The tensile force in the rod is 1200 lb at 40°F. Using a = 6.5x10¬6/°F and E = 29x10 psi, calculate the temperature at which the stress in the rod will be (a) 10 ksi: and (b) zero.

A steel rod 3 ft long with a cross-sectional area of 0.3 sq.in. is stretched between two fixed points. The tensile force in the rod is 1200 lb at 40°F. Using a = 6.5x10¬6/°F and E = 29x10 psi, calculate the temperature at which the stress in the rod will be (a) 10 ksi: and (b) zero.

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 8.2.1P: A spherical balloon is filled with a gas. The outer diameter of the balloon is 20 in. and the...

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8. A steel rod 3 ft long with a cross-sectional area of 0.3 są.in. is stretched between two
fixed points. The tensile force in the rod is 1200 lb at 40°F. Using a = 6.5x10-6/°F
and E = 29x10 psi, calculate the temperature at which the stress in the rod will be (a)
10 ksi; and (b) zero.

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