5. For the following mechanical system spring forces are zero when x1=x2=x3=0. Draw FBDs for M1,...

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5. For the following mechanical system spring forces are zero when x1=x2=x3=0. Draw FBDs for M1, M2, and M3. X3(1) V V2 fa(t) K -000 M 000 M2 B K B M3 M3 M M2 5. For the following mechanical system spring forces are zero when x1=x2=x3=0. Draw FBDs for M1, M2, and M3. X3(1) V V2 fa(t) K -000 M 000 M2 B K B M3 M3 M M2