Hydraulics and Fluid Mechanics in ME The point at which the resultant pressure on an immersed surface acts, is known as Centre of pressure Centre of immersed surface Centre of gravity Centre of depth Centre of pressure Centre of immersed surface Centre of gravity Centre of depth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure of the liquid flowing through the divergent portion of a Venturimeter Increases Depends upon mass of liquid Remains constant Decreases Increases Depends upon mass of liquid Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as Broad-crested weir Ogee weir Submerged weir Narrow-crested weir Broad-crested weir Ogee weir Submerged weir Narrow-crested weir ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a moving fluid on an immersed body is directly proportional to the rate of change of momentum due to the presence of the body. This statement is called Newton's law of viscosity Newton's law of motion Newton's law of resistance Newton's law of cooling Newton's law of viscosity Newton's law of motion Newton's law of resistance Newton's law of cooling ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head at exit of a pipe is (where v = Velocity of liquid in the pipe) v²/2g 0.75v²/2g 0.5v²/2g 0.375v²/2g v²/2g 0.75v²/2g 0.5v²/2g 0.375v²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ? 4 (225)1/3 minutes 4 x V225 minutes 4 minutes 4 x (225)3/2 minutes 4 (225)1/3 minutes 4 x V225 minutes 4 minutes 4 x (225)3/2 minutes ANSWER DOWNLOAD EXAMIANS APP