Hydraulics and Fluid Mechanics in ME The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is (where R is radius of pipe) 0.577 R 0.707 R 0.223 R 0.423 R 0.577 R 0.707 R 0.223 R 0.423 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In case of flow through parallel pipes, The total head loss is the sum of head losses in the various pipes The total discharge is equal to the sum of discharges in the various pipes The head loss for all the pipes is same Both (A) and (B) The total head loss is the sum of head losses in the various pipes The total discharge is equal to the sum of discharges in the various pipes The head loss for all the pipes is same Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total energy line lies over the hydraulic gradient line by an amount equal to the Pressure head + velocity head Pressure head Velocity head Pressure head - velocity head Pressure head + velocity head Pressure head Velocity head Pressure head - velocity head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the pressure varies Directly as fan speed Square root of fan speed Square of fan speed Cube of fan speed Directly as fan speed Square root of fan speed Square of fan speed Cube of fan speed 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 0.003 + (H/0.405) 0.405 + (H/0.003) 0.405 + (0.003/H) 0.003 + (0.405/H) 0.003 + (H/0.405) 0.405 + (H/0.003) 0.405 + (0.003/H) 0.003 + (0.405/H) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure of a liquid measured with the help of a Piezometer tube is Atmospheric pressure Vacuum pressure Absolute pressure Gauge pressure Atmospheric pressure Vacuum pressure Absolute pressure Gauge pressure ANSWER DOWNLOAD EXAMIANS APP