![]() ![]() Work done in increasing the size of a soap bubble from a radius of 3cm to 5cm is nearly…?.A closed compartment containing gas is moving with some acceleration in horizontal direction…?.If the potential energy of a body on a planet is numerically U and the escape velocity…?.A rain drop of radius 0.3mm has a terminal velocity of 1m/s and the viscosity of…?.At what speed, the velocity head of water is equal to pressure head of 40cm of Hg…?.Which one of the following equation is Torricelli law?.A water drop is divided into 8 equal droplets.When 11.2cm of water is poured into one of the arms…? A uniform capillary tube of inner radius r is dipped vertically into a beaker filled with water…?.A square wire frame of size L is dipped in a liquid.A cylindrical capillary tube of 0.2mm radius is made by joining two capillaries…?.A solid sphere falls with a terminal velocity of 20m/s in air.If the work done in blowing a bubble of volume V is W, then the work done in…?.A sphere of radius R is gently dropped into liquid of viscosity η in a vertical uniform tube…?.Bernoulli’s principle is based on the law of conservation of…?.If the excess pressure inside a soap bubble is balanced by oil column of height…?.Important Topics From Chapter 10: Mechanical Proeprties of Fluids The unit of viscosity in SI units is Kg/ms and in CGS it is dyne s cm -2.The coefficient of viscosity is considered as the measure of viscosity.Viscosity is the fluid resistance against its flow and it comes into action due to the relative motion of the internal layers of the fluid.The viscosity of liquids decreases with the increase in temperature, whereas in gases viscosity increases with an increase in temperature. ![]() For example, Blood is more viscous compared to water.
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