Hydraulics and Fluid Mechanics in ME Which of the following has highest coefficient of discharge ? CipoUetti weir sharp edged orifice venturimeter Borda’s mouthpiece running full CipoUetti weir sharp edged orifice venturimeter Borda’s mouthpiece running full ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A large Reynold number is indication of Smooth and streamline flow Highly turbulent flow Steady flow Laminar flow Smooth and streamline flow Highly turbulent flow Steady flow Laminar flow 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) × H (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2g) × H2 (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2g) × H2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Bernoulli equation deals with the law of conservation of momentum work energy mass momentum work energy mass ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring a definite B.H.P., the same pump when handling a liquid of specific gravity 0.75 and viscosity nearly same as of water , the horse power required will be 1.5 B.H.P 0.75 B.H.P Same H.P./0.75 1.5 B.H.P 0.75 B.H.P Same H.P./0.75 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the coefficient of discharge is 0.6, then the discharge over a right angled notch is 7.141 H5/2 4.171 H5/2 1.417 H5/2 0.417 H5/2 7.141 H5/2 4.171 H5/2 1.417 H5/2 0.417 H5/2 ANSWER DOWNLOAD EXAMIANS APP