Hydraulics and Fluid Mechanics in ME According to Chezy's formula, the discharge through an open channel is (where A = Area of flow, C = Chezy's constant, m = Hydraulic mean depth, and i = Uniform slope in bed) AC × √(m × i) A × √(m × i) mi × √(A × C) C × √(m × i) AC × √(m × i) A × √(m × i) mi × √(A × C) C × √(m × i) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Rain drops are spherical because of atmospheric pressure viscosity air resistance surface tension forces atmospheric pressure viscosity air resistance surface tension forces 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 Hm) / (Q × ηo) (w Q) / (Hm × ηo) (w Hm Q) / ηo (w Q ηo) / Hm (w Hm) / (Q × ηo) (w Q) / (Hm × ηo) (w Hm Q) / ηo ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For manometer, a better liquid combination is one having higher surface tension surface tension is no criterion high density and viscosity lower surface tension higher surface tension surface tension is no criterion high density and viscosity lower surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The mass per unit volume of a liquid at a standard temperature and pressure is called Specific weight Specific gravity None of these Mass density Specific weight Specific gravity None of these Mass density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular notch is Directly proportional to H3/2 Inversely proportional to H3/2 Inversely proportional to H5/2 Directly proportional to H5/2 Directly proportional to H3/2 Inversely proportional to H3/2 Inversely proportional to H5/2 Directly proportional to H5/2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS