Hydraulics and Fluid Mechanics in ME According to fan laws, for the fans having constant wheel diameters, the power demand varies 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 Directly as fan speed Square root of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in a pipe is neither laminar nor turbulent when Reynold number is Less than 2000 Between 2000 and 2800 None of these More than 2800 Less than 2000 Between 2000 and 2800 None of these More than 2800 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A jet of water discharging from a 40 mm diameter orifice has a diameter of 32 mm at its vena contracta. The coefficient of contraction is 0.87 0.46 0.78 0.64 0.87 0.46 0.78 0.64 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Reynold's number of a ship is __________ to its velocity and length. Square root of velocity None of these Directly proportional Inversely proportional Square root of velocity None of these Directly proportional Inversely proportional ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A balloon lifting in air follows the following principle law of gravitation Archimedes principle principle of buoyancy All of these law of gravitation Archimedes principle principle of buoyancy All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If velocity is zero over l/3rd of a cross-section and is uniform over remaining 2/3rd of the cross-section, then the correction factor for kinetic energy is 43924 44078 43892 27/8 43924 44078 43892 27/8 ANSWER DOWNLOAD EXAMIANS APP
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