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Air is incident vertically on the wall o...

Air is incident vertically on the wall of a room of area 50 `m^(2)`, at a velocity of 100 km`cdot h^(-1)`. After hitting the wall surface, air moves parallel to the wall. If the density of air is 1.184`xx 10^(-3)" g"cdot cm^(-3)`. Find the force exerted on the wall by air.

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The correct Answer is:
4.4`xx 10^(9)` dyn
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