Learning Goal:

An articulating arm is in the position shown in $($Figure $1),$ where $L_1=0\mathrm{.}8m,L_2=0\mathrm{.}9m,{}_1=63,$ and ${}_2=29.$ Link $AB$ is rotating clockwise at $1ra\frac{d}{s}.$ What angular velocity does link $BC$ have if $C$ is moving horizontally? How fast is point $C$ moving?

Figure

$1$ of $1$

Part C

What is the horizontal velocity of point $B?$ Let a positive velocity be to the right.

Express your answer to three significant figures with appropriate units.

$(v_B{)}_x=0\mathrm{.}713\frac{(m)}{(s)}$

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Part D

What is the speed of point $C?$

Express your answer to three significant figures with appropriate units.

View Available Hint$($s$)$

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