Determine the required force P that must be applied at the blade of the pruning shears so that the blade exerts a normal force of 20 lb on the twig at E. EC 1 in. 0.75 in. 0.75 in. 0.5 in. 0.5 in. -4 in.

Determine the components of all forces acting on member ABCD. The figure consists of member ABCD and member DEF.

A 140-lb bucket is suspended from a cable on the wooden frame. Determine the magnitude of the resultant internal normal force (ND) on the cross section at D. Note that A and B are both pin connections. Express your answer in lbs rounded to 3 significant digits. 1 ft 1 ft B 2 ft 30° G 1 ft E A -2 ft- DH C

Determine the smallest force P required to remove the wedge.