contestada

Before the trunk of a large tree is felled, cables AB and BC are
attached as shown. Knowing that the tensions in cables AB
and BC are 555 N and 660 N, respectively, determine the
moment about O of the resultant force exerted on the tree by
the cables at B.

Before the trunk of a large tree is felled cables AB and BC are attached as shown Knowing that the tensions in cables AB and BC are 555 N and 660 N respectively class=