Hydraulics and Fluid Mechanics in ME In an immersed body, centre of pressure is At the centre of gravity Could be above or below e.g. depending on density of body and liquid Above the centre of gravity Below be centre of gravity At the centre of gravity Could be above or below e.g. depending on density of body and liquid Above the centre of gravity Below be centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total energy of a liquid particle in motion is equal to Pressure energy - (kinetic energy + potential energy) Pressure energy + kinetic energy + potential energy Kinetic energy - (pressure energy + potential energy) Potential energy - (pressure energy + kinetic energy Pressure energy - (kinetic energy + potential energy) Pressure energy + kinetic energy + potential energy Kinetic energy - (pressure energy + potential energy) Potential energy - (pressure energy + kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed (Ns) of a centrifugal pump is given by (N√Q)/H (N√Q)/H5/4 (N√Q)/H2/3 (N√Q)/H3/4 (N√Q)/H (N√Q)/H5/4 (N√Q)/H2/3 (N√Q)/H3/4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of friction factor ‘f’ for smooth pipes for Reynolds number 106 is approximately equal to 0.001 0.1 0.01 0.0001 0.001 0.1 0.01 0.0001 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A pipe of length more than double the diameter of orifice fitted externally or internally to the orifice is called a Weir Notch Nozzle Mouthpiece Weir Notch Nozzle Mouthpiece ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of the inertia force to the viscous force is called Euler's number Weber's number Froude's number Reynold's number Euler's number Weber's number Froude's number Reynold's number ANSWER DOWNLOAD EXAMIANS APP