Wooden posts used for a retaining wall have a diameter of $2\mathrm{.}85$ in $.$ The soil pressure along a post varies uniformly from zero at the top $A$ to a maximum of $300l\frac{b}{f}t$ at the bottom $B.$ Take $E_w=1\mathrm{.}6({10}^3)ksi$

Part A

Determine the slope at the top of the post.

Express your answer in radians to three significant figures. Enter positive value if the slope is counterclockwise and negative value if the slope is clockwise.

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Part B

Determine the displacement at the top of the post.

Express your answer in inches to three significant figures. Enter positive value if the displacement is rightward and negative value if the displacement is leftward.