Hydraulics and Fluid Mechanics in ME The total energy line lies over the centre line of the pipe by an amount equal to Pressure head + velocity head Velocity head Pressure head Pressure head - velocity head Pressure head + velocity head Velocity head Pressure head Pressure head - velocity head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Runaway speed of a hydraulic turbine is The speed corresponding to maximum overload permissible The speed at which turbine runner will be damaged Full load speed The speed if the turbine runner is allowed to revolve freely without load and with the wicket gates wide open The speed corresponding to maximum overload permissible The speed at which turbine runner will be damaged Full load speed The speed if the turbine runner is allowed to revolve freely without load and with the wicket gates wide open ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If cohesion between molecules of a fluid is greater than adhesion between fluid and glass, then the free level of fluid in a dipped glass tube will be Lower than the surface of liquid Unpredictable Higher than the surface of liquid The same as the surface of liquid Lower than the surface of liquid Unpredictable Higher than the surface of liquid The same as the surface of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following has highest coefficient of discharge ? sharp edged orifice CipoUetti weir Borda’s mouthpiece running full venturimeter sharp edged orifice CipoUetti weir Borda’s mouthpiece running full venturimeter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Euler's equation for the motion of liquids is based upon the assumption that The fluid is non - viscous, homogeneous and incompressible The flow is continuous, steady and along the stream line All of these The velocity of flow is uniform over the section The fluid is non - viscous, homogeneous and incompressible The flow is continuous, steady and along the stream line All of these The velocity of flow is uniform over the section ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For similarity, in addition to models being geometrically similar to prototype, the following in both cases should also be equal ratio of inertial force to force due to viscosity ratio of inertial force to force due to surface tension ratio of inertial force to force due to gravitation all the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity ratio of inertial force to force due to viscosity ratio of inertial force to force due to surface tension ratio of inertial force to force due to gravitation all the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity ANSWER DOWNLOAD EXAMIANS APP
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