Hydraulics and Fluid Mechanics in ME For pipes, laminar flow occurs when Roynolds number is less than 2000 more than 4000 between 2000 and 4000 less than 4000 less than 2000 more than 4000 between 2000 and 4000 less than 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Motion of a liquid in a volute casing of a centrifugal pump is an example of Spiral vortex flow Radial Rotational flow Forced spiral vortex flow Spiral vortex flow Radial Rotational flow Forced spiral vortex flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly contracted to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden contraction, assuming coefficient of contraction as 0.62, is 0.375 v₂²/2g 0.5 v₁²/2g v₂²/2g v₁²/2g 0.375 v₂²/2g 0.5 v₁²/2g v₂²/2g v₁²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Ratio of inertia force to surface Jension is known as Mach number Reynold’s number Weber’s number Froude number Mach number Reynold’s number Weber’s number Froude number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure at a point 4 m below the free surface of water is 29.24 kPa 19.24 kPa 39.24 kPa 49.24 kPa 29.24 kPa 19.24 kPa 39.24 kPa 49.24 kPa ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of pressure head in case of laminar flow is proportional to (Velocity)2 (Velocity)4 Velocity (Velocity)3 (Velocity)2 (Velocity)4 Velocity (Velocity)3 ANSWER DOWNLOAD EXAMIANS APP