For a 2DOF system, assuming kl-k2-k3-k and m1-m2-m, the natural frequencies are m X() k X()...

 

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For a 2DOF system, assuming kl-k2-k3-k and m1-m2-m, the natural frequencies are m X(¹) k₂ X(¹) m₂ + (k₂ + k₂) X(2) a) Calculate the amplitude ratios, using the formulas shown below, b) Find the Time period of both w, and w₂, using k-200 N/m and m - 3 kg. c) How much the natural frequency w, and we should be to have ri-2 and 12-2? k₂ -m₂ + (k₂ + ks) W₂ = 3 k - m T T *(0) 00000 mm M₂M 'ano' k₂-k k For a 2DOF system, assuming kl-k2-k3-k and m1-m2-m, the natural frequencies are m X(¹) k₂ X(¹) m₂ + (k₂ + k₂) X(2) a) Calculate the amplitude ratios, using the formulas shown below, b) Find the Time period of both w, and w₂, using k-200 N/m and m - 3 kg. c) How much the natural frequency w, and we should be to have ri-2 and 12-2? k₂ -m₂ + (k₂ + ks) W₂ = 3 k - m T T *(0) 00000 mm M₂M 'ano' k₂-k k