Answer Happy

4.62. Consider the following two-degree-of-freedom system and compute the response assuming modal damping ratios of $1 = 0.05 and $2 = 0.01 : = = 20 -9 [so 9]<0 + [29 ;]() = 0 <0 50 0 0 X(t) + 1 = , = 0.05 _0.09 Xo Å0 = 0 -9 Plot the response.