-3 -3 Consider two solid spheres P and Q each of density 8 gm cm and diameters 1 cm and 0.5 cm, respectively. Sphere P is dropped into a liquid of density 0.8 gm cm³ and viscosity n=3 poiseulles. Sphere Q is dropped into a liquid of density 1.6 gm cm3 and viscosity n = 2 poiseulles. The ratio of the terminal velocities of P and Q is
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