Hydraulics and Fluid Mechanics in ME When a liquid is flowing through a pipe, the velocity of the liquid is Maximum at the centre and zero near the walls Zero at the centre and maximum near the walls Maximum at the centre and minimum near the walls Minimum at the centre and maximum near the walls Maximum at the centre and zero near the walls Zero at the centre and maximum near the walls Maximum at the centre and minimum near the walls Minimum at the centre and maximum near the walls ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hydro-dynamically smooth boundary, the friction coefficient for turbulent flow is constant dependent on relative roughness only a function of Reynolds number and relative roughness dependent only on Reynolds number constant dependent on relative roughness only a function of Reynolds number and relative roughness dependent only on Reynolds number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a piping system is made up primarily of vertical lift and very little pipe friction, the pump characteristics should be Steep First rise and then fall Nearly horizontal Horizontal Steep First rise and then fall Nearly horizontal Horizontal 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 enlarged to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden enlargement is (v₁ - v₂)²/2g (v₁ - v₂)²/g (v₁² - v₂²)/g (v₁² - v₂²)/2g (v₁ - v₂)²/2g (v₁ - v₂)²/g (v₁² - v₂²)/g (v₁² - v₂²)/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed from 160 to 500 r.p.m. of a centrifugal pump indicates that the pump is High speed with axial flow at outlet Slow speed with radial flow at outlet Medium speed with radial flow at outlet High speed with radial flow at outlet High speed with axial flow at outlet Slow speed with radial flow at outlet Medium speed with radial flow at outlet High speed with radial flow at outlet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following manometer has highest sensitivity U-tube with mercury inclined U-tube U-tube with water micro-manometer with water U-tube with mercury inclined U-tube U-tube with water micro-manometer with water ANSWER DOWNLOAD EXAMIANS APP
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