Question: Consider air flowing past a hemisphere resting on a flat surface, as in Fig. P8.99. If the internal pressure is pi, find an expression for

Consider air flowing past a hemisphere resting on a flat surface, as in Fig. P8.99. If the internal pressure is pi, find an expression for the pressure force on the hemisphere. By analogy with Prob. 8.49 at what point A on the hemisphere should a hole be cut so that the pressure force will be zero according to in viscid theory?

Consider air flowing past a hemisphere

Pi Po 2a

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