A-LevelMathematicsMechanicsMay/June 2019Paper 5 Q35 Marks
The diagram shows the cross-section through the centre of mass of a uniform solid object. The object is a cylinder of radius 0.2 m and length 0.7m, from which a hemisphere of radius 0.2 m has been removed at one end. The point A is the centre of the plane face at the other end of the object. Find the distance of the centre of mass of the object from A. [The volume of a hemisphere is ²/₃πr³]. [Figure 3.1]
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