Hydraulics and Fluid Mechanics in ME The intensity of pressure on an immersed surface __________ with the increase in depth. Does not change None of these Increases Decreases Does not change None of these Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to Half the breadth Twice the depth Twice the breadth Half the depth Half the breadth Twice the depth Twice the breadth Half the depth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Runaway speed of a hydraulic turbine is The speed if the turbine runner is allowed to revolve freely without load and with the wicket gates wide open Full load speed The speed at which turbine runner will be damaged The speed corresponding to maximum overload permissible The speed if the turbine runner is allowed to revolve freely without load and with the wicket gates wide open Full load speed The speed at which turbine runner will be damaged The speed corresponding to maximum overload permissible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The height of a water column equivalent to a pressure of 0.15 MPa is 45.3 m 15.3 m 25.3 m 35.3 m 45.3 m 15.3 m 25.3 m 35.3 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reynolds number is significant in simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc All of these supersonics, as with projectile and jet propulsion simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc All of these supersonics, as with projectile and jet propulsion 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 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 4 (225)1/3 minutes ANSWER DOWNLOAD EXAMIANS APP