Hydraulics and Fluid Mechanics in ME In an immersed body, centre of pressure is At the centre of gravity Above the centre of gravity Below be centre of gravity Could be above or below e.g. depending on density of body and liquid At the centre of gravity Above the centre of gravity Below be centre of gravity Could be above or below e.g. depending on density of body and liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, at constant weight of air or gas, the speed, capacity and pressure vary As square of density Inversely as density Inversely as square root of density Directly as the air or gas density As square of density Inversely as density Inversely as square root of density Directly as the air or gas density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Property of a fluid by which molecules of different kinds of fluids are attracted to each other is called adhesion cohesion compressibility viscosity adhesion cohesion compressibility viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A water tank contains 1.3 m deep water. The pressure exerted by the water per metre length of the tank is 2.89 kN 28.9 kN 9.28 kN 8.29 kN 2.89 kN 28.9 kN 9.28 kN 8.29 kN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is (where R is radius of pipe) 0.707 R 0.423 R 0.577 R 0.223 R 0.707 R 0.423 R 0.577 R 0.223 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ? 0.515 0.5 0.4 0.5 0.515 0.5 0.4 0.5 ANSWER DOWNLOAD EXAMIANS APP
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