How does US rank on the Gini coefficient?

Three 25-lb boxes are placed on an oak beam. Determine the vertical reaction force at the right end of the beam. Let a = 85 in. and b = 23 in.

Loads P = 485 N and Q = 880 N act on an oak beam. Determine the magnitude of the largest shear force (consider both positive and negative values) in the beam. Let a = 0.8 m and b = 1.8 m.

A cylindrical beam supports a shear force of 14.9 kN. The outside diameter is 42 mm, and the wall thickness is 3 mm. Determine the maximum horizontal shear stress in the beam.

Six toy blocks are glued together to form a beam that supports a shear force of 149 N. Each block has dimensions a = 13 mm and b = 39 mm. Determine the maximum horizontal shear stress in the beam.

Six toy blocks are glued together to form a beam that supports a shear force of 160 N. Each block has dimensions a = 14 mm and b = 42 mm. Determine the horizontal shear stress in the glue between blocks (2) and (3).

Six toy blocks are glued together to form a beam that supports a shear force of 151 N. Each block has dimensions a = 12 mm and b = 36 mm. Determine the horizontal shear stress in the glue between blocks (5) and (6).

A cylindrical beam supports a shear force of 15.3 kN. The outside diameter is 64 mm, and the wall thickness is 5 mm. Determine the maximum horizontal shear stress in the beam.

Two toy blocks are stacked to form an L-shape. Each block has dimensions a = 30 mm and b = 90 mm. Determine the moment of inertia about the horizontal centroidal axis for the shape which is located 45.00 mm above the table.

Five toy blocks are glued together to form a beam that supports a shear force of 138 N. Each block has dimensions a = 16 mm and b = 48 mm. Determine the maximum horizontal shear stress in the beam.