The truss ABC shown in the figure supports horizontal load P-900 lb and a vertical load P= 300 lb. Both bars have cross-sectional area A-2.4 in.? and are made of steel with E-20 X 10° psi. (a) Determine the strain energy U, of the truss when the load P, acts alone (P, -0). (b) Determine the strain energy U2 when the load P2 acts alone (P-0). (c) Determine the strain energy U3 when both loads act simultaneously. %3D %3D 30 C B P1 900 lb P2 300 lb 40 in.-

The truss ABC shown in the figure supports horizontal load P-900 lb and a vertical load P= 300 lb. Both bars have cross-sectional area A-2.4 in.? and are made of steel with E-20 X 10° psi. (a) Determine the strain energy U, of the truss when the load P, acts alone (P, -0). (b) Determine the strain energy U2 when the load P2 acts alone (P-0). (c) Determine the strain energy U3 when both loads act simultaneously. %3D %3D 30 C B P1 900 lb P2 300 lb 40 in.-

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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