Hydraulics and Fluid Mechanics in ME Which of the following pump is successfully used for lifting water from deep wells? Reciprocating pump Jet pump Centrifugal pump Air lift pump Reciprocating pump Jet pump Centrifugal pump Air lift pump 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 v₁²/2g v₂²/2g 0.5 v₁²/2g 0.375 v₂²/2g v₁²/2g v₂²/2g 0.5 v₁²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The centre of pressure for a vertically immersed surface lies at a distance equal to __________ the centre of gravity. Ax̅ / IG above Ax̅ / IG below IG / Ax̅ below IG / Ax̅ above Ax̅ / IG above Ax̅ / IG below IG / Ax̅ below IG / Ax̅ above ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Head developed by a centrifugal pump depends on Fluid density Impeller diameter Both (A) and (B) above Speed Fluid density Impeller diameter Both (A) and (B) above Speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, laminar flow occurs when Reynolds number is More than 4000 Less than 2000 Less than 4000 Between 2000 and 4000 More than 4000 Less than 2000 Less than 4000 Between 2000 and 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic mean depth or the hydraulic radius is the ratio of Wetted perimeter and diameter of pipe Velocity of flow and area of flow Area of flow and wetted perimeter None of these Wetted perimeter and diameter of pipe Velocity of flow and area of flow Area of flow and wetted perimeter None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS