The rod in $($Figure $1)$ has a diameter of $50$ mm $.$ The applied force is $P=420N.$

${}_1,{}_2=$ MPa

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Part B

Determine the maximum in$-$plane shear stress that is developed at point $A.$

Express your answer in megapascals to three significant figures.

${}_{\text{m}\text{a}\text{x}in-\text{p}\text{l}\text{a}\text{n}\text{e}}=$ MPa

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Part C

Specify the orientation of the element for the maximum in$-$plane shear stress case.

Express your answer in degrees to three significant figures.

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