Viscosity & Stoke's Law: JEE Questions & Solutions

The terminal velocity of a metallic ball of radius 6 mm in a viscous fluid is 20 cm/s. The terminal velocity of another ball of same…

A small metallic sphere of diameter 2 mm and density 10.5 g/cm^3 is dropped in glycerine having viscosity 10 Poise and density 1.5 g/cm^3…

Sixty four rain drops of radius 1 mm each falling down with a terminal velocity of 10 cm/s coalesce to form a bigger drop. The terminal…

A small rigid spherical ball of mass M is dropped in a long vertical tube containing glycerine. The velocity of the ball becomes constant…

A solid steel ball of diameter 3.6 mm acquired terminal velocity 2.45 10^-2 m/s while falling under gravity through an oil of density 925…

A small steel ball is dropped into a long cylinder containing glycerine. Which one of the following is the correct representation of the…

A spherical ball of radius 1 mm and density 10.5 g/cc is dropped in glycerine of coefficient of viscosity 9.8 poise and density 1.5 g/cc.…

A metal block of base area 0.20 m^2 is placed on a table. A liquid film of thickness 0.25 mm is inserted between the block and the table.…

A small ball of mass M and density is dropped in a viscous liquid of density o. After some time, the ball falls with a constant velocity.…

An air bubble of diameter 6 mm rises steadily through a solution of density 1750 kg/m^3 at the rate of 0.35 cm/s. The coefficient of…

Eight equal drops of water are falling through air with a steady speed of 10 cm/s. If the drops collapse, the new velocity is:-