Hydraulics and Fluid Mechanics in ME The upper surface of a weir over which water flows is known is sill nappe crest weir top sill nappe crest weir top ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Gauge pressure at a point is equal to the absolute pressure ___ the atmospheric pressure. Minus Plus Multiply Divide Minus Plus Multiply Divide 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 × √(2g) × H (2/3) Cd × b × √(2g) × H2 (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2g) × H2 (2/3) Cd × b × √(2gH) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Power required (in watts) to drive a centrifugal pump is (where Hm = Manometric head in metres, w = Specific weight in N/m3, Q = Discharge of the pump in m3/s, and ηo = Overall efficiency of the pump) (w Q ηo) / Hm (w Q) / (Hm × ηo) (w Hm Q) / ηo (w Hm) / (Q × ηo) (w Q ηo) / Hm (w Q) / (Hm × ηo) (w Hm Q) / ηo (w Hm) / (Q × ηo) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a vessel containing liquid moves downward with a constant acceleration equal to ‘g’ then None of these the pressure throughout the liquid mass is atmospheric there will be vacuum in the liquid the pressure in the liquid mass is greater than hydrostatic pressure None of these the pressure throughout the liquid mass is atmospheric there will be vacuum in the liquid the pressure in the liquid mass is greater than hydrostatic pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Bazin's formula, the discharge over a rectangular weir is mL2g x H3/2 where m is equal to 0.405 + (H/0.003) 0.405 + (0.003/H) 0.003 + (H/0.405) 0.003 + (0.405/H) 0.405 + (H/0.003) 0.405 + (0.003/H) 0.003 + (H/0.405) 0.003 + (0.405/H) ANSWER DOWNLOAD EXAMIANS APP