(b) A uniform beam AB, 10m long and of mass 40kg, rests on two supports, one at A and the
other 2m from B. If a weight of mass 20kg is
attached to the beam at a point om from A, find
the reactions from the supports.​

Asap i'm in class rn a 1,000-kg car is traveling 20 m/s on a flat stretch of road. it gets to a hill and coasts uphill until it stops. how high up the hill does the car travel? givens: equation: 1/2mv2initial=mghfinal solve for h. plug & chug, label.

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine

Ajoint produces movement when its angle decreases. which type of movement is it?