Problem $5\mathrm{.}85$

The Am$1004-$T$61$ magnesium tube is bonded to the A$-36$ steel rod. A torque of $5kN*m$ is applied to end $A.$ The shear modulus of elasticity for Am$1004-$T$61$ magnesium alloy is $18$ GPa, and for A$-36$ steel is $75$ GPa $.($Figure $1)$

Figure

$1$ of $1$

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Part A

Determine the maximum shear stress in magnesium.

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

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$$ Request Answer

Part B

Determine the maximum shear stress in steel.

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

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$q,$ Request Answer

Part C