An air bubble of radius 1cm rises from the bottom portion through a liquid of density l.5g/cc at constant speed of 0.25cm/se. If the density of air is neglected the coefficient of viscosity of the liquid is approximately (In pa. s)

An air bubble of radius 1cm rises from the bottom portion through a li

1.	An air bubble of radius 1cm rises from the bottom portion through a liquid of density l.5g/cc at constant speed of 0.25cm/se. If the density of air is neglected the coefficient of viscosity of the liquid is approximately (In pa. s)
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