PROBLEMS

$6\mathrm{.}75$ and $6\mathrm{.}76$ Determine the force in member $BD$ and the components of the reaction at $C.$

Answer:

$6\mathrm{.}75$ BD $=1750$ N $($C$),$ Cx $=1400$ N $($leftward$),$ Cy $=700$ N $($downward$)$

$6\mathrm{.}76$ BD $=255$ N $($C$),$ Cx $=120$ N $($rightward$),$ Cy $=625$ N $($upward$)$