a rain drop continues to fall with a uniform velocity when its weight is balanced by
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when it's weight is balanced by the upthrust due to air
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Weight of rain drop is balanced by frictional force (F) due to air. It’s also called viscous Force.
By Stokes law force (F) is given
F = 6πηrv
Where,
η = coefficient of viscosity
r = radius of raindrop
v = Velocity of rain drop
By Stokes law force (F) is given
F = 6πηrv
Where,
η = coefficient of viscosity
r = radius of raindrop
v = Velocity of rain drop
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