Question: If the building frame shown in Fig. 14.23 has a structural damping coefficient of 0.01 (instead of the modal damping ratio 0.02 ), determine the

If the building frame shown in Fig. 14.23 has a structural damping coefficient of 0.01 (instead of the modal damping ratio 0.02 ), determine the mean square values of the relative displacements of the various floors.

Figure 14.23:-

22 22 *2 m m k 12 X3(1) x2(1) k 2 m x(1) k 2 y(t) m = 1000 kg, k = 106 N/m FIGURE 14.23 Three-story building frame.

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