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E= Modulus of elasticity A= Cross-sectional area I= Cross-section moment of inertia
M= Moment due to external loading M'= Moment due to unit loading Δ= Deformation
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Q: unit load D 1 , D 3 : Support responses M'(2): 2 DN torque value L: Element length
M' 1-2 (x): 1-2 Torque function M 2-3 (x): 2- 3 Torque function ΣM1,dn: Total torque relative to 1 DN.
ΣD: Total balance
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Step 2: Finding the Moment Function Based on the Given Load
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q: Distributed load D 1 , D 3 : Support responses M(2): 2 DN torque value L: Element length
M(x): Torque function ΣM 1,dn : Total torque with respect to 1 DN.
ΣD: Total balance
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Deformation of node 2 = 0.107m