問題詳情

3. Assume the diameter, density, viscosity of the droplet is 5 um, 0.997 g/cm3, and

kg/m s, respectively. The density of the air is 1.184 kg/m3 and gravity is9.8 m/s2. If the initial height of the droplet is set as 1.5 m, please calculate the fallingtime of the droplet. Choose the closest answer.
(A) l min,
(B) 2 min,
(C) 10 min,
(D) 30 min,
(E) 60 min

參考答案

答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增