5. The wood pole is supported by two cables of 4 -in. diameter. The turnbuckles in the cables are tightened until the stress in the cables reaches 80000 psi. If the working compressive stress for wood is 220 psi, determine the smallest permissible diameter of the pole. 60° 60

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A:

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A:

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Q: size of

A: the solution of above question is below.

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Q: 90 MPa 60 MPa 20 MPa

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