Hydraulics and Fluid Mechanics in ME The efficiency of jet propulsion for a ship with inlet orifices at right angles to the direction of motion of ship is given by [(Vr + v) v]/ Vr [2(Vr - v) v]/ Vr² [(Vr - v) v]/ Vr [2(Vr + v) v]/ Vr² [(Vr + v) v]/ Vr [2(Vr - v) v]/ Vr² [(Vr - v) v]/ Vr [2(Vr + v) v]/ Vr² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The top of the weir over which the water flows is known as Sill or crest Nappe or vein Orifice None of these Sill or crest Nappe or vein Orifice None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a single casing, multistage pump running at constant speed, the capacity rating is to be slightly lowered. It can be done by Designing new impeller Some other alterations in the impeller Trimming the impeller size to the required size by machining Not possible Designing new impeller Some other alterations in the impeller Trimming the impeller size to the required size by machining Not possible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is used to measure the discharge ? current meter hotwire anemometer venturimeter pitot tube current meter hotwire anemometer venturimeter pitot tube ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The coefficient of discharge for an external mouthpiece is 0.5 0.707 0.375 0.855 0.5 0.707 0.375 0.855 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a Kaplan turbine runner, the numbers of blades are generally between 2 to 4 4 to 8 8 to 16 16 to 24 2 to 4 4 to 8 8 to 16 16 to 24 ANSWER DOWNLOAD EXAMIANS APP