Hydraulics and Fluid Mechanics in ME For a body floating in a liquid the normal pressure exerted by the liquid acts at bottom surface of the body metacentre all points on the surface of the body e.g. of the body bottom surface of the body metacentre all points on the surface of the body e.g. of the body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In impulse Turbine, energy available at the inlet is in the form of None of these Potential Energy Kinetic energy Strain Energy None of these Potential Energy Kinetic energy Strain Energy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If V1 and V2 are the velocities of water at inlet and outlet of the draft tube respectively, then the efficiency of a draft tube is (V1² - V2²) / V1² V1 / (V1 - V2) V1² / (V1² - V2²) (V1 - V2) / V1 (V1² - V2²) / V1² V1 / (V1 - V2) V1² / (V1² - V2²) (V1 - V2) / V1 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hydro-dynamically smooth boundary, the friction coefficient for turbulent flow is a function of Reynolds number and relative roughness dependent on relative roughness only constant dependent only on Reynolds number a function of Reynolds number and relative roughness dependent on relative roughness only constant dependent only on Reynolds number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The normal stress in a fluid will be constant in all directions at a point only if It has uniform viscosity It is at rest It is incompressible It has zero viscosity It has uniform viscosity It is at rest It is incompressible It has zero viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The divergent portion of a Venturimeter is made longer than convergent portion in order to Both (A) and (B) To minimize frictional losses Avoid the tendency of breaking away the stream of liquid None of these Both (A) and (B) To minimize frictional losses Avoid the tendency of breaking away the stream of liquid None of these ANSWER DOWNLOAD EXAMIANS APP