Hydraulics and Fluid Mechanics in ME A body floats in stable equilibrium Metacentre has nothing to do with position of e.g. for determining stability When its meatcentric height is zero When the metacentre is above e.g. When its e.g. is below its center of buoyancy Metacentre has nothing to do with position of e.g. for determining stability When its meatcentric height is zero When the metacentre is above e.g. When its e.g. is below its center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of a reaction turbine, is the ratio of Power produced by the turbine to the energy actually supplied by the turbine None of these Actual work available at the turbine to energy imparted to the wheel Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Power produced by the turbine to the energy actually supplied by the turbine None of these Actual work available at the turbine to energy imparted to the wheel Work-done on the wheel to the energy (or head of water) actually supplied to the turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Saving of work done and power by fitting an air vessel to double acting reciprocating pump is of the order of 0.392 0.688 0.848 0.492 0.392 0.688 0.848 0.492 ANSWER DOWNLOAD EXAMIANS APP
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 (bd²/12) + x̅ d²/12 + x̅ (d²/12 x̅) + x̅ b²/12 + x̅ (bd²/12) + x̅ d²/12 + x̅ (d²/12 x̅) + x̅ b²/12 + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow in which __________ force is dominating over the viscosity is called turbulent flow. Viscous Surface tension Inertia Elastic Viscous Surface tension Inertia Elastic ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a Francis turbine runner, the numbers of blades are generally between 8 to 16 4 to 8 2 to 4 16 to 24 8 to 16 4 to 8 2 to 4 16 to 24 ANSWER DOWNLOAD EXAMIANS APP