Question: A beam is placed on an elastic foundation whose stiffness per unit length is (k). Derive the element (k_{23}) of the local stiffness matrix for

A beam is placed on an elastic foundation whose stiffness per unit length is \(k\). Derive the element \(k_{23}\) of the local stiffness matrix for a beam element of length \(l\) including the stiffness of the elastic foundation.

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