The 50-kg homogenous smooth sphere rests on the 30° incline A and bears against the smooth vertical wall. Calculate the contact forces at A and at B, label as RA and RB respectively, using (a) triangle method (b) Component method: force equations (1st condition of equilibrium) (c) 1st and 2nd conditions of equilibrium В 30° А

Q: 7.7

A: Step 1: Step 2:

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Beams

In structural engineering, a beam is a component made of a variety of materials (including steel alloys, and wood) that can resist loads applied laterally to the beam axis. Members, elements, rafters, shafts, and purlins are all terms used to describe beams.