Part E

Determine the associated average normal strain.

Express your answer using thee significant figures.

$lo{n}_{\text{a}\text{v}\text{g}}=$

Part A

The state of strain on an element has components

$lo{n}_x=-300({10}^{-6}),lo{n}_y=140({10}^{-6})$

${}_{xy}=180({10}^{-6}).($Figure $1)$

Figure

Determine the principal strains.

Express your answers using three significant figures separated by a comma.

$lo{n}_1,lo{n}_2=$

Part B

Specify the orientation of the element corresponding to the principal strains.

Express your answers in degrees to three significant figures separated by a comma.

${}_{p_1},{}_{p_2}=$

Part C

Determine the maximum in$-$plane shear strain.

Express your answer using three significant figures.

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

Part D

Specify the orientation of the element corresponding to the maximum in$-$plane shear strain.

Express your answers in degrees to three significant figures separated by a comma.

${}_{s_1},{}_{s_2}=$