(Solved): Find the resultant vector of vectors A and B shown in the drawing below. Calculate the angle betwee ...

Find the resultant vector of vectors A and B shown in the drawing below. Calculate the angle between resultant force and x axis. Show clearly your adopted signs and conventions. All forces are in kN. (20 marks) Y ? 50° 700 A= 17 KN B = 44 kN 2. Calculate the reactions at the supports for the beams shown below. 3 kN/m 20 KN BITTTIC Tic D25 (a) A 1 m 1 m 1m kim 1 (D) 7N 2 Alone BC D SS 255mm 1m 2m 75 mm A crane truss supports 10N load - as shown in the drawing below. Calculate the reactions and determine the forces in members CE, CF and DF. [25 marks] ? E 5m G N AB 5m D 5m F 10N Calculate the centroid of the composite shapes given below. 20 6 m 3m 20 m BO 3 m om 45 mm Select the appropriate rule and calculate the resultant force FR for the given values of angle e. @=699 8-91° 0 - 1280 0 - 1860 F =6.1N FR F2 =4N