Hydraulics and Fluid Mechanics in ME The ratio of quantity of liquid discharged per second from the pump to the quantity of liquid passing per second through the impeller is known as Overall efficiency Mechanical efficiency Manometric efficiency Volumetric efficiency Overall efficiency Mechanical efficiency Manometric efficiency Volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow in which __________ force is dominating over the viscosity is called turbulent flow. Elastic Inertia Viscous Surface tension Elastic Inertia Viscous Surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In reaction turbine, draft tube is used To increase flow rate To convert the kinetic energy to flow energy by a gradual expansion of the flow cross-section To transport water downstream without eddies For safety of turbine To increase flow rate To convert the kinetic energy to flow energy by a gradual expansion of the flow cross-section To transport water downstream without eddies For safety of turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A channel is said to be of most economical cross-section, if All of these It gives maximum discharge for a given cross-sectional area and bed slope It has minimum wetted perimeter It involves lesser excavation for the designed amount of discharge All of these It gives maximum discharge for a given cross-sectional area and bed slope It has minimum wetted perimeter It involves lesser excavation for the designed amount of discharge ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In case of an airfoil, the separation of flow occurs at the extreme rear of body midway between rear and front of body at the extreme front of body any where between rear and front of body depending upon Reynolds number at the extreme rear of body midway between rear and front of body at the extreme front of body any where between rear and front of body depending upon Reynolds number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Whenever a plate is held immersed at some angle with the direction of flow of the liquid, it is subjected to some pressure. The component of this pressure, in the direction of flow of the liquid, is known as Drag Lift Bulk modulus Stagnation pressure Drag Lift Bulk modulus Stagnation pressure ANSWER DOWNLOAD EXAMIANS APP
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