Problem $1(35$ points$)$

The bar in the diagram is in the $y-$z plane and has a constant

radius of $4$ m $.$

A$)$ Find the resultant force vec$(F_R)($in Cartesian vector form$)$ of

the forces acting at point A on the bar. Assume the

magnitude of $F_1=250lb$ and $F_2=150lb.(25$ points$)$

B$)$ Find the moment of the resultant force $($from part A$)$ about

point C$.(10$pts$)($this is probably more space than you

Problem $1(35$ points$)$

The bar in the diagram is in the $y-$z plane and has a constant

radius of $4$ m $.$

A$)$ Find the resultant force vec$(F_R)($in Cartesian vector form$)$ of

the forces acting at point A on the bar. Assume the

magnitude of $F_1=250lb$ and $F_2=150lb.(25$ points$)$

$F_R=F_1+F_2,F_{BA}=(-4k_i+4(hat(j))-\mathrm{.}544(hat(k)))$

$\{$:$F_1=250\}$

Problem $1(35$ points$)$

The bar in the diagram is in the $y-z$ plane and has a constant

radius of $4$ m $.$

A$)$ Find the resultant force vec$(F_R)($in Cartesian vector form$)$ of

the forces acting at point $A$ on the bar. Assume the

magnitude of $F_1=250lb$ and $F_2=150lb.(25$ points$)$

B$)$ Find the moment of the resultant force $($from part A$)$ about

point C$.(10$pts$)($this is probably more space than you

need$)$

need$)$