Hydraulics and Fluid Mechanics in ME The loss of head at entrance in a pipe is (where v = Velocity of liquid in the pipe) v²/2g 0.375v²/2g 0.75v²/2g 0.5v²/2g v²/2g 0.375v²/2g 0.75v²/2g 0.5v²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow ratio in case of Francis turbine varies from 0.4 to 0.5 0.15 to 0.3 0.6 to 0.9 1 to 1.5 0.4 to 0.5 0.15 to 0.3 0.6 to 0.9 1 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity corresponding to Reynold number of 2800, is called Super-sonic velocity Sub-sonic velocity Lower critical velocity Higher critical velocity Super-sonic velocity Sub-sonic velocity Lower critical velocity Higher critical velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The stability of a dam is checked for All of these Tension at the base Sliding of the wall or dam Overturning of the wall or dam All of these Tension at the base Sliding of the wall or dam Overturning of the wall or dam ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic grade line is All of these always sloping downward in the direction of flow always above the centre line of pipe never above the energy grade line All of these always sloping downward in the direction of flow always above the centre line of pipe never above the energy grade line ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a forced vortex motion, the velocity of flow is inversely proportional to the square of its radial distance from the axis of rotation inversely proportional to its radial distance from the axis of rotation directly proportional to its radial distance from axis of rotation directly proportional to the square of its radial distance from the axis of rotation inversely proportional to the square of its radial distance from the axis of rotation inversely proportional to its radial distance from the axis of rotation directly proportional to its radial distance from axis of rotation directly proportional to the square of its radial distance from the axis of rotation ANSWER DOWNLOAD EXAMIANS APP