A large drop of oil (density 0.8 g/cm^3 and viscosity \eta_0) floats up through a column of another liquid (density 1.2 g/cm^3 and viscosity \eta_L). Assuming that the two liquids do not mix, the velocity with which the oil drop rises will depend on :

BITSAT 2012 Paper

Section: Physics

Question : 13 of 150

Marks: +1, -0

A large drop of oil (density 0.8 g/cm3 and viscosity η0) floats up through a column of another liquid (density 1.2 g/cm3 and viscosity ηL). Assuming that the two liquids do not mix, the velocity with which the oil drop rises will depend on :

η0 only
ηL only
both on η0 and ηL
neither η0 nor ηL

Validate

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