Question: Repeat Chapter Problem 9.3 using modal analysis. Data From Chapter Problem 9.3: Determine the steady-state amplitude of vibration of the mass (m_{3}) of the system

Repeat Chapter Problem 9.3 using modal analysis.

Data From Chapter Problem 9.3:

Determine the steady-state amplitude of vibration of the mass $m_{3}$ of the system in Figure P9.3. Use the method of undetermined coefficients.

k mi w No slip FIGURE P9.3 2r w m W m3

k mi w No slip FIGURE P9.3 2r w m W m3 k = 3 104 N/m k = 4.5 10 N/m k3 - 1 x 104 N/m r = 25 cm Ip=1.4 kg. m m = 18 kg m = 20 kg m3 = 45 kg Fo=25 N =35 rad/s Fo sincot

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