0.1 m 0.1 m 10 kN 20 kN P1 1 m 1 m 1 m P2 1 m 20 kN 0.2 m B 5 Q1- The figure shows a beam subjected to forces. The beam is pin-supported at A, and rests at smooth inclined surface at B. Each Student is given values for P1 and P2. Determine the following: (a) Support reactions at A. (b) Support reaction at B normal to the inclined surface.