Hydraulics and Fluid Mechanics in ME A vertically immersed surface is shown in the below figure. The distance of its centre of pressure from the water surface is b²/12 + x̅ d²/12 + x̅ (d²/12 x̅) + x̅ (bd²/12) + x̅ b²/12 + x̅ d²/12 + x̅ (d²/12 x̅) + x̅ (bd²/12) + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, turbulent flow occurs when Reynolds number is less than 4000 less than 2000 between 2000 and 4000 more than 4000 less than 4000 less than 2000 between 2000 and 4000 more than 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury? Whole of the metal piece will be immersed with its top surface just at mercury level Metal piece will sink to the bottom The metal piece will simply float over the mercury The metal piece will be immersed in mercury by half Whole of the metal piece will be immersed with its top surface just at mercury level Metal piece will sink to the bottom The metal piece will simply float over the mercury The metal piece will be immersed in mercury by half ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit of dynamic viscosity in S.I. units is N-s/m² Poise N-m/s² Stoke N-s/m² Poise N-m/s² Stoke ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A body floats in stable equilibrium When its e.g. is below its center of buoyancy When its meatcentric height is zero When the metacentre is above e.g. Metacentre has nothing to do with position of e.g. for determining stability When its e.g. is below its center of buoyancy When its meatcentric height is zero When the metacentre is above e.g. Metacentre has nothing to do with position of e.g. for determining stability ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum efficiency of transmission through a pipe is 0.567 0.5 0.7666 0.6667 0.567 0.5 0.7666 0.6667 ANSWER DOWNLOAD EXAMIANS APP
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