Hydraulics and Fluid Mechanics in ME The flow ratio of Francis turbine is defined as the ratio of the None of these Velocity of flow at inlet to the theoretical jet velocity Theoretical velocity of jet to the velocity of flow at inlet Velocity of runner at inlet to the velocity of flow at inlet None of these Velocity of flow at inlet to the theoretical jet velocity Theoretical velocity of jet to the velocity of flow at inlet Velocity of runner at inlet to the velocity of flow at inlet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a Kaplan turbine runner, the numbers of blades are generally between 2 to 4 4 to 8 16 to 24 8 to 16 2 to 4 4 to 8 16 to 24 8 to 16 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Braking jet in an impulse turbine is used To break the jet of water To bring the runner to rest in a short time None of these To change the direction of runner To break the jet of water To bring the runner to rest in a short time None of these To change the direction of runner ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a forced vortex, the velocity of flow everywhere within the fluid is non-zero finite zero maximum minimum non-zero finite zero maximum minimum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow rate in gear pump Decreases with increase in pressure More or less remains constant with increase in pressure Unpredictable Increases with increase in pressure Decreases with increase in pressure More or less remains constant with increase in pressure Unpredictable Increases with increase in pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted (in Newton) by a jet of water impinging normally on a fixed plate is (where w = Specific weight of water in N/m3, a = Cross-sectional area of jet in m², and V = Velocity of jet in m/s) waV / 2g waV² / 2g waV² / g waV / g waV / 2g waV² / 2g waV² / g waV / g ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS