The 30-lb crate is being hoisted upward with a constant acceleration of 6 ft/s2. If the uniform beam AB has a weight of 200 lb, determine the components of reaction at A. Neglect the size and mass of the pulley at B.

The 30- crate is being hoisted upward with a constant acceleration of 6. If the uniform beam AB has a weight of 200, determine the components of reaction at A. Neglect the size and mass of the pulley at B.

Ax=−35.6 lb, Ay=236 lb, MA=678 lb−ft CCW