Hydraulics and Fluid Mechanics in ME If the coefficient of discharge is 0.6, then the discharge over a right angled notch is 4.171 H5/2 1.417 H5/2 7.141 H5/2 0.417 H5/2 4.171 H5/2 1.417 H5/2 7.141 H5/2 0.417 H5/2 ANSWER DOWNLOAD EXAMIANS APP
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 + sin φ)/2 (1 + cos φ)/2 (1 - cos φ)/2 (1 - sin φ)/2 (1 + sin φ)/2 (1 + cos φ)/2 (1 - cos φ)/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The centre of pressure acts __________ the centre of gravity of immersed surface. Above None of these At Below Above None of these At Below ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If w is the specific weight of liquid and k the depth of any point from the surface, then pressure intensity at that point will be w/h h/w h wh w/h h/w h wh ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The theoretical velocity of jet at vena contracta is (where H = Head of water at vena contracta) 2g × √H 2gH H × √(2g) √(2gh) 2g × √H 2gH H × √(2g) √(2gh) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, laminar flow occurs when Reynolds number is Less than 2000 More than 4000 Less than 4000 Between 2000 and 4000 Less than 2000 More than 4000 Less than 4000 Between 2000 and 4000 ANSWER DOWNLOAD EXAMIANS APP