Hydraulics and Fluid Mechanics in ME Centre of pressure compared to e.g. is at same point above it below it above or below depending on area of body at same point above it below it above or below depending on area of body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The most economical section of a trapezoidal channel is one which has hydraulic mean depth equal to 1/2 × depth 1/4 × (depth + breadth) 1/2 × breadth 1/2 × sloping side 1/2 × depth 1/4 × (depth + breadth) 1/2 × breadth 1/2 × sloping side ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of discharge Cd is equal to (where Cc = Coefficient of contraction, Cv = Coefficient of velocity, and Cr = Coefficient of resistance) Cc × Cr Cc/Cr Cc × Cv Cv × Cr Cc × Cr Cc/Cr Cc × Cv Cv × Cr ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME High specific speed of turbine implies it is Propeller turbine Impulse turbine None of the listed here Francis turbine Propeller turbine Impulse turbine None of the listed here Francis turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reynolds number is significant in supersonics, as with projectile and jet propulsion full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls All of these supersonics, as with projectile and jet propulsion full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of a reaction turbine, is the ratio of None of these Actual work available at the turbine to energy imparted to the wheel Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Power produced by the turbine to the energy actually supplied by the turbine None of these Actual work available at the turbine to energy imparted to the wheel Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Power produced by the turbine to the energy actually supplied by the turbine ANSWER DOWNLOAD EXAMIANS APP