Chapter $12$ Problems $>$ Problem $12\mathrm{.}2-$ Equations

Problem $12\mathrm{.}2-$ Equations

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A point in a beam is subjected to the stare of stress shown, where ${}_x=38$MPa,${}_y=19$MPa, and ${}_{xy}=41$MPa. Determine the normal stress acting on plane a$-$a if angle $=29.$ Enter a negative sign if the answer is compressive.

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