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Sahay Sir > Question Answers > Cengage NEET by C.P Singh > Part 1 > Chapter 14 - Fluid Mechanics > A solid sphere moves at a terminal velocity of 20ms^−1 in air at a place where g=9.8 ms^−2. The sphere is taken in a gravity free hall having air at the same pressure and pushed down at a speed of 20ms^−1. Choose the wrong option.

A solid sphere moves at a terminal velocity of 20ms^−1 in air at a place where g=9.8 ms^−2. The sphere is taken in a gravity free hall having air at the same pressure and pushed down at a speed of 20ms^−1. Choose the wrong option.

A square plate of 0.1 m side moves parallel to a second plate with a velocity of `0.1 m/s` both plates being immersed in water. If the viscous force is 0.002 N and the coefficient of viscosity is 0.01 poise distance between the plates in m is