O-LevelPhysicsForcesOct/Nov 2023Paper 2 Q38 Marks
A plane, irregular lamina has a mass of 50 g. It hangs from a nail that passes through a small hole H near to the edge of the lamina. The nail acts as a pivot and the lamina can swing about it. The lamina is held in the position shown in Fig. 3.1, a small distance above a horizontal bench. [Figure 3.1] The centre of gravity of the lamina is at G.
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