Hydraulics and Fluid Mechanics in ME Water is _________ liquid. A compressible Both A and B None of these An incompressible A compressible Both A and B None of these An incompressible 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 Some other alterations in the impeller Designing new impeller Not possible Trimming the impeller size to the required size by machining Some other alterations in the impeller Designing new impeller Not possible Trimming the impeller size to the required size by machining ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total pressure on a horizontally immersed surface is (where w = Specific weight of the liquid, A = Area of the immersed surface, and x = Depth of the centre of gravity of the immersed surface from the liquid surface) wAx wA wx wA/x wAx wA wx wA/x ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Choose the correct relationship gravity = specific gravity x density specific gravity = gravity x density kinematicviscosity = dynamicviscosity x density dynamicviscosity = kinematicviscosity x density gravity = specific gravity x density specific gravity = gravity x density kinematicviscosity = dynamicviscosity x density dynamicviscosity = kinematicviscosity x density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The diameter of the nozzle (d) for maximum transmission of power is given by (where D = Diameter of pipe, f = Darcy’s coefficient of friction for pipe, and l = Length of pipe) d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/3 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 35.3 m 15.3 m 25.3 m 45.3 m 35.3 m 15.3 m 25.3 m 45.3 m ANSWER DOWNLOAD EXAMIANS APP