A rigid bar, pinned at O, is supported by two identical springs as shown in Fig1. Each spring consists of 18 turns of 3/4-in- diameter wire having a mean diameter of 5 in. Determine the maximum load W that may be supported if the shearing stress in the springs is limited to 20 ksi. W 3 t 2 ft Fig 1

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Q: Type of strain with a symbol of epsilon * O Linear O Shear Volume (Bulk) O Strain

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Q: fe magnitude of the load w?

A: Given as, l=8 m. Load at 1 kN from support= 5 kN. Horizontal shearing stress= 80 MPa.

Q: What force is required to punch a 30 strength is 310 MN/m??

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