Question 1 a) (i) Find the centre of area of the lamina shown in Figure Q1(a). (ii) Find the angle the lamina makes with

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Question 1 A I Find The Centre Of Area Of The Lamina Shown In Figure Q1 A Ii Find The Angle The Lamina Makes With 1 (23.91 KiB) Viewed 32 times

Question 1 a) (i) Find the centre of area of the lamina shown in Figure Q1(a). (ii) Find the angle the lamina makes with the horizontal axis if the lamina is suspended from point A. Point A 4R Centre of gravity of semicircle= 3x 60⁰ 0.7 m Figure Q1(a) 0.3 m R=2.5 m b) For the instance shown, sketch free body diagrams and calculate the magnitude of the horizontal force P to accelerate the attached masses by 1 m/s", as shown in Figure Q1(b). (8 Marks) a=1 m/s² M₁ = 10 kg Inextensible wire 40⁰ 0.4 m μ = 0.25 Figure Q1(b) Page 2 of 7 Mg = 6 kg [14 Marks] [3 marks]