Determine by the central difference method the deformation response u(t) for 0 = 0.5 sec and = 0.125 to El Centro ground motion. Reproduce Fig. 7.4.2, showing the forcedeformation relation in part...

Determine by the central difference method the deformation response u(t) for 0 <><>
= 0.5 sec and

= 0.125 to El Centro ground motion. Reproduce Fig. 7.4.2, showing the force–deformation relation in part (d) for the entire duration.