Review Problem $4\mathrm{.}6$

The $2014-$T$6$ aluminum rod has a diameter of $0\mathrm{.}5$ in $.$ and is lightly attached to the rigid supports at A and $B$ when $T_1=90F.$ The temperature becomes $T_2=-10F,$ and an axial force of $P=16lb$ is applied to the rigid collar as shown.

$($Figure $1)$

Part A

Determine the reaction at $A.$

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

$$

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Part B

Determine the reaction at $B.$

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

$F_B=$

$$

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