Hydraulics and Fluid Mechanics in ME Buoyant force is Equal to the volume of liquid displaced The force necessary to maintain equilibrium of a submerged body The resultant force on a body due to the fluid surrounding it The resultant force acting on a floating body Equal to the volume of liquid displaced The force necessary to maintain equilibrium of a submerged body The resultant force on a body due to the fluid surrounding it The resultant force acting on a floating body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a right angled notch is (where H = Height of liquid above the apex of notch) (8/15) Cd. 2g. H (8/15) Cd. 2g. H² (8/15) Cd. 2g. H3/2 (8/15) Cd. 2g. H5/2 (8/15) Cd. 2g. H (8/15) Cd. 2g. H² (8/15) Cd. 2g. H3/2 (8/15) Cd. 2g. H5/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For centrifugal pump impeller, the maximum value of the vane exit angle is 20° to 25° 15° to 20° 10° to 15° 25° to 30° 20° to 25° 15° to 20° 10° to 15° 25° to 30° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific weight of water in S.I. units is taken as 9.81 × 103 N/m3 9.81 kN/m3 9.81 × 10-6 N/mm3 Any one of these 9.81 × 103 N/m3 9.81 kN/m3 9.81 × 10-6 N/mm3 Any one of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is between ___ the flow is called super-sonic flow. 2.5 and 4 1 and 2.5 1 and 6 4 and 6 2.5 and 4 1 and 2.5 1 and 6 4 and 6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The overall efficiency of a reaction turbine is the ratio of Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Actual work available at the turbine to the energy imparted to the wheel Power produced by the turbine to the energy actually supplied by the turbine None of these Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Actual work available at the turbine to the energy imparted to the wheel Power produced by the turbine to the energy actually supplied by the turbine None of these ANSWER DOWNLOAD EXAMIANS APP