Hydraulics and Fluid Mechanics in ME The overall efficiency of a reaction turbine is the ratio of Power produced by the turbine to the energy actually supplied by the turbine 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 None of these Power produced by the turbine to the energy actually supplied by the turbine 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 None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For centrifugal pump impeller, the maximum value of the vane exit angle is 15° to 20° 10° to 15° 25° to 30° 20° to 25° 15° to 20° 10° to 15° 25° to 30° 20° to 25° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The meatcentric height of a ship is 0.6 m and the radius of gyration is 4 m. The time of rolling of a ship is 14.1 sec 5.2 sec 4.1 sec 10.4 sec 14.1 sec 5.2 sec 4.1 sec 10.4 sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The critical depth for a channel is given by (where q = Unit discharge (discharge per unit width) through the channel) (q³/g)1/4 (q/g)1/2 (q²/g)1/3 (q⁴/g)1/5 (q³/g)1/4 (q/g)1/2 (q²/g)1/3 (q⁴/g)1/5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (IG/Ax̅) + x̅ (IG/Ax̅) - x̅ (IG/x̅) - Ax̅ (Ax̅/IG) + x̅ (IG/Ax̅) + x̅ (IG/Ax̅) - x̅ (IG/x̅) - Ax̅ (Ax̅/IG) + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Low specific speed of a pump implies it is None of these Axial flow pump Mixed flow pump Centrifugal pump None of these Axial flow pump Mixed flow pump Centrifugal pump ANSWER DOWNLOAD EXAMIANS APP