Calculate the speed a spherical rain drop would achieve

Question

falling from 5.00 km (a) in the absence of air drag (b) with air
drag. Take the size across of the drop to be 4 mm, the density
to be 1.00×103 kg/m3 , and the surface area to be πr2

Answer 1

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Answer 2

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Answer 3

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Answer 4

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