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Question: 5 a massspring system fig l with the mass...

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5, A mass-spring system (fig l ) with the mass m-4kg , spring of modulus k 8(N/m),damping constant c-8(N s/m) acted upon by a sinusoidal force for some interval (fig.2),Use the Laplace transform to solve the output oscillation.( 20%) F(t) 40 20 20 40 Figure 1: mass spring system Figure 2 : driving force for some interval. A. Write the ODE with Heaviside function.(5%) B. Solve the ODE from A with initial condition y(0)-1, y(0)--5 (15%)

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