Hydraulics and Fluid Mechanics in ME The water in a jet propelled boat is drawn through the openings facing the direction of motion of the boat. The efficiency of propulsion is given by V/(vr + v) 2V/(vr - v) V/(vr - v) 2V/(vr + v) V/(vr + v) 2V/(vr - v) V/(vr - v) 2V/(vr + v) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The center of gravity of the volume of the liquid displaced by an immersed body is called center of gravity metacentre center of buoyancy center of pressure center of gravity metacentre center of buoyancy center of pressure 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) 0.75v²/2g v²/2g 0.5v²/2g 0.375v²/2g 0.75v²/2g v²/2g 0.5v²/2g 0.375v²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A valve is suddenly closed in a water main in wl.ich the velocity is 1 m/sec and velocity of pressure wave is 981 m/ sec. The inertia head at the valve will be None of these 1 m 10m 100m None of these 1 m 10m 100m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Manometer is used to measure difference of pressure between two points atmospheric pressure very low pressure pressure in pipes, channels etc difference of pressure between two points atmospheric pressure very low pressure pressure in pipes, channels etc ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an isothermal atmosphere, the pressure decreases linearly with elevation varies in the same way as the density remains constant increases exponentially with elevation decreases linearly with elevation varies in the same way as the density remains constant increases exponentially with elevation ANSWER DOWNLOAD EXAMIANS APP