Answer Happy

Figure 5 shows a three degree of freedom system, where m = m2=m3 = 10 kg and k = 1800 N/m. If a harmonic force with 5 Hz of excitation frequency is applied at mi, predict the relative motion of mi, m2 and m3. X₁ 2k X3 k L Frame 2k m₁ T www. m3 Figure 5 k WWW. m₂ k k X2