calculate the viscous force acting on a rain drop of diameter 1 mm falling with a uniform velocity of 2 m/s throuh air. the coefficient of viscosity of air is 1.8×10 - 5 N.S/ m square.
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The coefficient of viscosity of air is 1.8 x 10 Ns/m. Solution: Given: d=2 mm r=1 mm = 1 x 10 m v = 2 m/s, n = 1.8 x 10-Ns/m² To find : Viscous force (F) Formula : F = 6nry Calculation: From formula, F=6* 3.142 x 1.8 x 10-5x1x10 x2 F = 0.6787 10 N n Tho Trinom for moting on the main dron .
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