2) Find the deflection v at the midspan of a simply supported beam subjected to a uniformly distributed load w as shown in Fig. 3. (20 points) Q w(lb/in) R₁ R₂ El Figure 3 72
3) A three-bar, is shown in Fig. 4. The axial rigidity EA and length 7 for each bar are the same. The spring has a stiffness of EA/l. Find the displacements at joint 1 and axial force in each bar. (20 points) W www. 100 Figure 4 EA L (lb/in)
2) Find the deflection v at the midspan of a simply supported beam subjected to a uniformly distributed load w as shown
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2) Find the deflection v at the midspan of a simply supported beam subjected to a uniformly distributed load w as shown
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