Hydraulics and Fluid Mechanics in ME When the flow in an open channel is gradually varied, the flow is said to be Steady uniform flow Steady non-uniform flow Unsteady uniform flow Unsteady non-uniform flow Steady uniform flow Steady non-uniform flow Unsteady uniform flow Unsteady non-uniform flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A nozzle placed at the end of a water pipe line discharges water at a High pressure High velocity Low velocity Low pressure High pressure High velocity Low velocity Low pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The overall efficiency of a reaction turbine is the ratio of 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 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 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit discharge of wheel is 0.25 m3/s 2.5 m3/s 0.5 m3/s 1.5 m3/s 0.25 m3/s 2.5 m3/s 0.5 m3/s 1.5 m3/s ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to bring the liquid level from H1 to H2 will be 2A × (√H₁ - √H₂)/Cd × a × √(2g) 2A × √H₁/Cd × a × √(2g) 2A × √H₂/Cd × a × √(2g) 2A × (√H3/2 - √H3/2)/Cd × a × √(2g) 2A × (√H₁ - √H₂)/Cd × a × √(2g) 2A × √H₁/Cd × a × √(2g) 2A × √H₂/Cd × a × √(2g) 2A × (√H3/2 - √H3/2)/Cd × a × √(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure of fluid due to hammer blow is Inversely proportional to density of fluid Directly proportional to (density)1/2 of fluid Directly proportional to density of fluid Inversely proportional to (density)1/2 of fluid Inversely proportional to density of fluid Directly proportional to (density)1/2 of fluid Directly proportional to density of fluid Inversely proportional to (density)1/2 of fluid ANSWER DOWNLOAD EXAMIANS APP