Hydraulics and Fluid Mechanics in ME The optimum value of vane exit angle for a centrifugal pump impeller is 10-15° 50-60° 20-25° 30-40° 10-15° 50-60° 20-25° 30-40° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is more than 6, the flow is called Sub-sonic flow Super-sonic flow Hyper-sonic flow Sonic flow Sub-sonic flow Super-sonic flow Hyper-sonic flow Sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed of a centrifugal pump, delivering 750 liters of water per second against a head of 15 meters at 725 r.p.m., is 24.8 r.p.m. 48.2 r.p.m 248 r.p.m 82.4 r.p.m. 24.8 r.p.m. 48.2 r.p.m 248 r.p.m 82.4 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic similarity is said to exist between the model and the prototype, if both of them None of these Have identical velocities Are equal in size and shape Are identical in shape, but differ only in size None of these Have identical velocities Are equal in size and shape Are identical in shape, but differ only in size ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a body is placed over a liquid, it will float if None of these Gravitational force is equal to the up-thrust of the liquid Gravitational force is more than the up-thrust of the liquid Gravitational force is less than the up-thrust of the liquid None of these Gravitational force is equal to the up-thrust of the liquid Gravitational force is more than the up-thrust of the liquid Gravitational force is less than the up-thrust of the liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an immersed body, center of pressure is at the center of gravity above the center of gravity could be above or below e.g. depending on density of body and liquid below be center of gravity at the center of gravity above the center of gravity could be above or below e.g. depending on density of body and liquid below be center of gravity ANSWER DOWNLOAD EXAMIANS APP
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