Two identical rollers, each of weights W, are supported by an inclined plane and a vertical wall as shown in figure. Find
the reactions at point of supports A. B and C. Assume all surfaces
to be smooth

As seen in a us weather map, the h (or high) and l (or low) symbols indicate regions where surface air pressures are high or low, respectively, compared to surrounding areas. an h is plotted where the air pressure is highest and an l is plotted where the air pressure is lowest. proceeding outward and away from the center of a high pressure system, the air pressure "