The sheet of wood with mass [m] kg is used to cover a hole in the floor. The small block at C is used to keep the wood just above floor level. f) Determine the vertical component FA of reaction at hinge A. g) Determine the vertical component FB of reaction at hinge B. h) Determine the vertical component Fc of reaction at block C. y D 1.2 m 0.2 m 0.6 m 0.2 m A B E O 0.15 m