The frame supports the distributed load shown with a maximum intensity of $w_0=1\mathrm{.}5k\frac{N}{m}.$ Determine the state of stress acting at point $D.($Figure $1)$

Part A

Determine the normal stress at point $D.$

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

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Part B

Determine the shear stress at point $D.$

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

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$1$ of $1$

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Figure $1$ of $1$

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