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02) (8 marks) Determine the final length of cord AB so that the weight of 78.5 N is suspended in the position shown. The

02) (8 marks) Determine the final length of cord AB so that the weight of 78.5 N is suspended in the position shown. The undeformed length of spring AB is 0.9 m and the spring has a stiffness of 300 N/m. Given that TAC-136 N and TAB-157 N 78.5 N KAB300 K/m www.

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