Hydraulics and Fluid Mechanics in ME A fluid of kinematic viscosity 0.4 cm²/sec flows through a 8 cm diameter pipe. The maximum velocity for laminar flow will be 2 m/sec 1.5 m/sec less than 1 m/sec 1 m/sec 2 m/sec 1.5 m/sec less than 1 m/sec 1 m/sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity at which the laminar flow stops, is known as Lower critical velocity None of these Velocity of approach Higher critical velocity Lower critical velocity None of these Velocity of approach Higher critical velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of a reaction turbine, is the ratio of None of these Actual work available at the turbine to energy imparted to the wheel Power produced by the turbine to the energy actually supplied by the turbine Work-done on the wheel to the energy (or head of water) actually supplied to the turbine None of these Actual work available at the turbine to energy imparted to the wheel Power produced by the turbine to the energy actually supplied by the turbine Work-done on the wheel to the energy (or head of water) actually supplied to the turbine 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 of fan speed Square root of fan speed Cube of fan speed Directly as fan speed Square of fan speed Square root of fan speed Cube of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity of the liquid flowing through the divergent portion of a Venturimeter Decreases Depends upon mass of liquid Remains constant Increases Decreases Depends upon mass of liquid Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of a hydraulic press is given by (where W = Weight lifted by ram, P = Force applied on plunger, A = Area of ram, and a = Area of plunger) (W/p) × (a/A) (p/W) × (a/A) (W/p) × (A/a) (p/W) × (A/a) (W/p) × (a/A) (p/W) × (a/A) (W/p) × (A/a) (p/W) × (A/a) ANSWER DOWNLOAD EXAMIANS APP
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