Question: A hemisphere lying on a flat plate (not fastened) is shown in fig. What density of the material of the hemisphere is required in

A hemisphere lying on a flat plate (not fastened) is shown in

A hemisphere lying on a flat plate (not fastened) is shown in fig. What density of the material of the hemisphere is required in order to keep it staying on the plate? Fig. for 8. 3 Uco P 20 R

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