Question: Repeat Chapter Problem 9.9 using modal analysis. Data From Chapter Problem 9.8: Determine the steady-state response of the hanging mass in the system of Figure

Repeat Chapter Problem 9.9 using modal analysis.

Data From Chapter Problem 9.8:

Determine the steady-state response of the hanging mass in the system of Figure P9.9. Use the method of undetermined coefficients.
FIGURE P9.9 L 2 2k X 201 L Mo sincot 2 m2

FIGURE P9.9 L 2 2k X 201 L Mo sincot 2 m2 m = 30 kg m = 20 kg k = 4 105 N/m k = 4 10 N/m 1- 1.8 kg + m L= 80 cm T M = 20 Nm @ = 45 rad/s y c =1 x 103 N s/m

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