Hydraulics and Fluid Mechanics in ME The surface tension of mercury at normal temperature is __________ that of water. Higher than Lower than Same as None of these Higher than Lower than Same as None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit discharge through the turbine is Q/H Q/√H Q/H² Q/H3/2 Q/H Q/√H Q/H² Q/H3/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Unit of surface tension is It has no units Energy/unit area Velocity/unit area Both of the above It has no units Energy/unit area Velocity/unit area Both of the above ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For a perfect incompressible liquid, flowing in a continuous stream, the total energy of a particle remains the same, while the particle moves from one point to another. This statement is called Pascal’s law Archimedes’s principle Bernoulli’s equation Continuity equation Pascal’s law Archimedes’s principle Bernoulli’s equation Continuity equation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The error in discharge (dQ/Q) to the error in measurement of head (dH/H) over a triangular notch is given by dQ/Q = 2 × (dH/H) dQ/Q = 3 × (dH/H) dQ/Q = 5/2 × (dH/H) dQ/Q = 3/2 × (dH/H) dQ/Q = 2 × (dH/H) dQ/Q = 3 × (dH/H) dQ/Q = 5/2 × (dH/H) dQ/Q = 3/2 × (dH/H) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel containing liquid is revolved about its vertical axis at a constant angular velocity, the pressure Decreases as the square of the radial distance Increases as the square of the radial distance Varies as the square of the radial distance Increases linearly as its radial distance Decreases as the square of the radial distance Increases as the square of the radial distance Varies as the square of the radial distance Increases linearly as its radial distance ANSWER DOWNLOAD EXAMIANS APP