6.6 (a) Estimate the terminal speed of a wooden sphere (density 0.870 g/cm3) falling through air, if...

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Physics

6.6

(a) Estimate the terminal speed of a wooden sphere (density0.870 g/cm3) falling through air, if its radius is 7.00cm and its drag coefficient is 0.500. (The density of air is 1.20kg/m3.)
m/s

(b) From what height would a freely falling object reach this speedin the absence of air resistance?
m

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