Hydraulics and Fluid Mechanics in ME The flow in a pipe is neither laminar nor turbulent when Reynold number is Less than 2000 None of these More than 2800 Between 2000 and 2800 Less than 2000 None of these More than 2800 Between 2000 and 2800 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of coefficient of discharge is __________ the value of coefficient of velocity. More than Less than None of these Same as More than Less than None of these Same as ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed ratio in case of Francis turbine varies from 0.15 to 0.3 1 to 1.5 0.4 to 0.5 0.6 to 0.9 0.15 to 0.3 1 to 1.5 0.4 to 0.5 0.6 to 0.9 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic gradient line lies over the centre line of the pipe by an amount equal to the Pressure head + velocity head Velocity head Pressure head - velocity head Pressure head Pressure head + velocity head Velocity head Pressure head - velocity head Pressure head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The jet ratio is defined as the ratio of the Velocity of jet to the velocity of Pelton wheel Diameter of Pelton wheel to the diameter of jet Diameter of jet to the diameter of Pelton wheel Velocity of Pelton wheel to the velocity of jet Velocity of jet to the velocity of Pelton wheel Diameter of Pelton wheel to the diameter of jet Diameter of jet to the diameter of Pelton wheel Velocity of Pelton wheel to the velocity of jet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Surface tension Is a function of the curvature of the interface Is also known as capillarity Decreases with fall in temperature Acts in the plane of the interface normal to any line in the surface Is a function of the curvature of the interface Is also known as capillarity Decreases with fall in temperature Acts in the plane of the interface normal to any line in the surface ANSWER DOWNLOAD EXAMIANS APP