Hydraulics and Fluid Mechanics in ME The buoyancy depends on mass of liquid displaced depth of immersion viscosity of the liquid pressure of the liquid displaced mass of liquid displaced depth of immersion viscosity of the liquid pressure of the liquid displaced ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Ratio of inertia force to surface Jension is known as Froude number Mach number Reynold’s number Weber’s number Froude number Mach number Reynold’s number Weber’s number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The sheet of water flowing over a notch or a weir is known as None of these Sill or crest Orifice Nappe or vein None of these Sill or crest Orifice Nappe or vein ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular notch is (where b = Width of notch, and H = Height of liquid, above the sill of the notch) (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2g) × H2 (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2g) × H2 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 = 5/2 × (dH/H) dQ/Q = 2 × (dH/H) dQ/Q = 3 × (dH/H) dQ/Q = 3/2 × (dH/H) dQ/Q = 5/2 × (dH/H) dQ/Q = 2 × (dH/H) dQ/Q = 3 × (dH/H) dQ/Q = 3/2 × (dH/H) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a short cylindrical external mouthpiece, the vena contracta occurs at a distance __________ the diameter of the orifice from the outlet of orifice. Equal to One-half One-third One-fourth Equal to One-half One-third One-fourth ANSWER DOWNLOAD EXAMIANS APP