Question: A block D is supported by two spring A C and A B . The stiffness coefficients of both springs are shown in the figure.

A block D is supported by two spring AC and AB. The stiffness coefficients of both springs are shown in the figure. The unstretched length of spring AB is 4.5 m . Find: 1) tension force in Spring AC,2 tension force in Spring AB,3) mass of the block D?(10 pts)
A block D is supported by two spring A C and A B

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