A spherical raindrop that is D= 1/8 inch in diameter falls through the air at sea-level. a) If the raindrop reaches its terminal (constant) velocity when the drag force = weight, develop an equation for the terminal velocity VT= f(p H20, Pair, D, g, Cp) b) Estimate the drag coefficient on the raindrop using Table 7.3, White 8th edition and assuming laminar flow. c) Estimate the terminal velocity of the raindrop m/s d) Calculate the Reynolds number of the raindrop based on its terminal velocity
A spherical raindrop that is D= 1/8 inch in diameter falls through the air at sea-level. a) If the raindrop reaches its terminal (constant) velocity when the drag force = weight, develop an equation for the terminal velocity VT= f(p H20, Pair, D, g, Cp) b) Estimate the drag coefficient on the raindrop using Table 7.3, White 8th edition and assuming laminar flow. c) Estimate the terminal velocity of the raindrop m/s d) Calculate the Reynolds number of the raindrop based on its terminal velocity
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Transcribed Image Text:A spherical raindrop that is D= 1/8 inch in diameter falls through the air at sea-level.
a) If the raindrop reaches its terminal (constant) velocity when the drag force = weight, develop
an equation for the terminal velocity VT= f(p H20, Pair, D, g, Cp)
b) Estimate the drag coefficient on the raindrop using Table 7.3, White 8th edition and assuming
laminar flow.
c)
Estimate the terminal velocity of the raindrop
m/s
d)
Calculate the Reynolds number of the raindrop based on its terminal velocity
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