Consider point $A$ on the cross section at section $a-a$ of the cantilever beam shown in $($Figure $1).$ Take $P=550kN$

Part A

Determine the normal stress at point $A.$

Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension.

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Part B

Determine the shear stress at point $A$

Express your answer to three significant figures and include the appropriate units.

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Figure

$1$ of $1$

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