Q$\mathrm{.}23$

The cable supports the three loads shown in $($Figure $1).$

Figure

$1$ of $1$

Part A

Determine the magnitude of $P_1$ if $P_2=220lb$ and $y_B=7\mathrm{.}5ft$

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

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Part B

Find the sag $y_D$

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

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