=1.002 - 10-6 m² Determine the terminal velocity of a 30-cm-diameter smooth sphere if it is released from rest in a) air at 20°C b) water at 20°C Given: Density of water: kg Pwater = 1,000 m3 Density of air: kg Pair = 1.2. Density of sphere: kg Psphere = 1,020 m3 Kinematic viscosity of air: VAir = 1.6x10-5 m² Kinematic viscosity of water: Vwater =1.002.10-6 m² S

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Storm Sewers and Detention

The storm drains system transports rainwater or stormwater and other runoff from roads, parking lots, and roof downpipes directly to nearby creeks, rivers, or the sea without any treatment.