Q1. (a) A 15 m long light beam is supported at A and B at two ends. Loads of 60 N and 40N are applied vertically at distances of 12 m and 6 m from point B respectively as.shown below. Calculate the reactions at A and B.ARA3 m60 N6 m40 N35⁰6 mB(b) A ball of mass 4 kg is hung by an inelastic string from the ceiling. A horizontalforce applied to the ball such that the string deflected with an angle 35° from thevertical. Find the magnitude of the force and the tension in the string.(i) Find the acceleration of the block.(ii) Find the displacement after 8 seconds.RB4 kg(c) A wooden block of mass 2 kg lying on a horizontal floor is pulled by a horizontalforce of 30 N. The coefficient of friction between the block and the floor is 0.3.

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Q1. (a) A 15 m long light beam is supported at A and B at two ends. Loads of 60 N and 40 N are applied vertically at distances of 12 m and 6 m from point B respectively as. shown below. Calculate the reactions at A and B. A RA 3 m 60 N 6 m 40 N 6 m B RB