a) Figure Q4 (a) shows an L-bracket ABC which lies in the horizontal plane. It ismade from a material with elastic and shear moduli E and G, respectively. If avertical load Pis applied at end C, determine the total strain energy that is stored inthe whole structure. Express your answer in tems of P, E, G, I and J. Neglect thestrain energy due to transverse shear force.b) AL-beam ABC with a diameter of 15 mm shown in Figure Q4 (b) is fixed at.4. Itis subjected to a horizontal force of 10 N at B and a vertical force of P at C. Thematerial has an elastic and shear moduli of 200 GPa and 70 GPa, respectively. UseCastigliano's second theorem and consider bending effects ONLY.(i) What is the value of the vertical force P so that there is NO VERTICALDISPLACEMENT at C?(ii) By using the value of P obtained from part (i), calculate the slope at C.B10 N2 m3 m3 mB.2 mFigure Q4 (a)/Rajah S4(a)Figure Q4 (b)/Rajah S4(b)

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Figure Q4 (a) shows an L-bracket ABC which lies in the horizontal plane. It is made from a material with elastic and shear moduli E and G, respectively. If a vertical load Pis applied at end C, determine the total strain energy that is stored in the whole structure. Express your answer in terms of P, E, G, I and J. Neglect the strain energy due to transverse shear force.

Figure Q4 (a) shows an L-bracket ABC which lies in the horizontal plane. It is made from a material with elastic and shear moduli E and G, respectively. If a vertical load Pis applied at end C, determine the total strain energy that is stored in the whole structure. Express your answer in terms of P, E, G, I and J. Neglect the strain energy due to transverse shear force.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter2: Axially Loaded Members

Section: Chapter Questions

Problem 2.7.4P: The bar ABC shown in the figure is loaded by a force P acting at end C and by a force Q acting at...

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