Hydraulics and Fluid Mechanics in ME The maximum hydraulic efficiency of an impulse turbine is (where φ = Angle of blade tip at outlet) (1 - sin φ)/2 (1 + cos φ)/2 (1 + sin φ)/2 (1 - cos φ)/2 (1 - sin φ)/2 (1 + cos φ)/2 (1 + sin φ)/2 (1 - cos φ)/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is more than 6, the flow is called Sub-sonic flow Super-sonic flow Hyper-sonic flow Sonic flow Sub-sonic flow Super-sonic flow Hyper-sonic flow Sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The correct relationship among displacement thickness d, momentum thickness m and energy thickness e is e > m > d d > m > e e > d > m d > e > m e > m > d d > m > e e > d > m d > e > m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For small discharge at high pressure, following pump is preferred Centrifugal Reciprocating Axial flow Mixed flow Centrifugal Reciprocating Axial flow Mixed flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A valve is suddenly closed in a water main in wl.ich the velocity is 1 m/sec and velocity of pressure wave is 981 m/ sec. The inertia head at the valve will be 10m 100m None of these 1 m 10m 100m None of these 1 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called super-sonic if the None of these Discharge is difficult to measure Mach number is between 1 and 6 Velocity of flow is very high None of these Discharge is difficult to measure Mach number is between 1 and 6 Velocity of flow is very high ANSWER DOWNLOAD EXAMIANS APP