Hydraulics and Fluid Mechanics in ME The depth ‘d’ below the free surface at which the point velocity is equal to the average velocity of flow for a uniform laminar flow with a free surface, will be (where D is the depth of flow) 0.423 D 0.707 D 0.223 D 0.577 D 0.423 D 0.707 D 0.223 D 0.577 D ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The coefficient of discharge for an external mouthpiece depends upon Area of mouthpiece Velocity of liquid Length of mouthpiece Pressure of liquid Area of mouthpiece Velocity of liquid Length of mouthpiece Pressure of liquid 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 (v₁² - v₂²)/g (v₁ - v₂)²/2g (v₁ - v₂)²/g (v₁² - v₂²)/2g (v₁² - v₂²)/g (v₁ - v₂)²/2g (v₁ - v₂)²/g (v₁² - v₂²)/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A streamline is defined as the line of equal yelocity in a flow along which the pressure drop is uniform parallel to central axis flow parallel to outer surface of pipe of equal yelocity in a flow along which the pressure drop is uniform parallel to central axis flow parallel to outer surface of pipe ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power. This saving in case of a single acting reciprocating pump is 0.884 0.488 0.848 0.392 0.884 0.488 0.848 0.392 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in a pipe is neither laminar nor turbulent when Reynold number is None of these More than 2800 Between 2000 and 2800 Less than 2000 None of these More than 2800 Between 2000 and 2800 Less than 2000 ANSWER DOWNLOAD EXAMIANS APP