What is terminal velocity ?

What is critical velocity ?

With what terminal velocity will an air bubble 0.4 mm in diameter rise in a liquid of viscosity 0.1Ns//m^2 and specific gravity 0.9? density of air is 1.29 kg//m^3 ?

A small metal ball of mass m is dropped in a liquid contained in a vessel , attains a terminal velocity v . If a metal ball of same material but of mass 8 m is droped is same liquid then the terminal velocity will be

What is critical velocity? Obtain an expression for critical velocity of an orbiting satellite. On what factors does it depend?

A rain drop of radius 0.5 mm has a terminal velocity in air 2 m/s. If the coefficient of viscosity of air is 1.8xx10^(-4) poise, the viscous drag on the rain drop will be

What is the initial velocity and what is the effect of gravitational acceleration on the object in free fall ?

Which of the following is correct formula for terminal velocity of a body in a vissous liquid ?

Two drops of equal size are falling vertically through air with a constant terminal velocity of 0.15 cm//s. What should be the velocity if these drops coalesce to from one drop ?

What will be the approximate terminal velocity of a rain drop of diamteter 1.8xx 10^(-3)m, when density of rain water ~~10^(3)kgm^(-3) and the co-efficient of viscosity of air ~~1.8xx10^(-5)Nsm^(-2) ? (Neglect buoyancy of air. )