Hydraulics and Fluid Mechanics in ME An orifice is said to be large, if The size of orifice is large The velocity of flow is large The available head of liquid is less than 5 times the height of orifice The available head of liquid is more than 5 times the height of orifice The size of orifice is large The velocity of flow is large The available head of liquid is less than 5 times the height of orifice The available head of liquid is more than 5 times the height of orifice ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For centrifugal pump impeller, the maximum value of the vane exit angle is 10° to 15° 20° to 25° 25° to 30° 15° to 20° 10° to 15° 20° to 25° 25° to 30° 15° to 20° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power transmitted through the nozzle is maximum when the head lost due to friction in the pipe is __________ of the total supply head. One-third Two-third None of these One-half One-third Two-third None of these One-half ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A point, in a compressible flow where the velocity of fluid is zero, is called Stagnation point Vena contracta Critical point None of the listed here Stagnation point Vena contracta Critical point None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel containing liquid is revolved about its vertical axis at a constant angular velocity, the pressure Varies as the square of the radial distance Decreases as the square of the radial distance Increases as the square of the radial distance Increases linearly as its radial distance Varies as the square of the radial distance Decreases as the square of the radial distance Increases as the square of the radial distance Increases linearly as its radial distance ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A jet of water discharging from a 40 mm diameter orifice has a diameter of 32 mm at its vena contracta. The coefficient of contraction is 0.64 0.78 0.46 0.87 0.64 0.78 0.46 0.87 ANSWER DOWNLOAD EXAMIANS APP