Fluid Mechanics What is the ratio of displacement thickness to nominal thickness for a linear distribution of velocity in the boundary layer on a flat plate? 0.5 1 1.5 2 0.5 1 1.5 2 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Scale up of agitator design requires Geometrical similarity only Dynamic similarity only All of these Both geometrical and dynamic similarity Geometrical similarity only Dynamic similarity only All of these Both geometrical and dynamic similarity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Consider a centrifugal pump having a specific impeller diameter, fixed impeller speed pumping a liquid of constant density at a particular discharge capacity. With decrease in the capacity of the pump, the __________ decreases. All of these BHP required by the pump NPSH required Head of the liquid pumped All of these BHP required by the pump NPSH required Head of the liquid pumped ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In case of turbulent flow of a Newtonion fluid in a straight pipe, the maximum velocity is equal to (where, Vavg = average fluid velocity) 1.5 Vavg 1.2 Vavg 1.8 Vavg Vavg 1.5 Vavg 1.2 Vavg 1.8 Vavg Vavg ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Interstage coolers are provided in a multistage compressor to Achieve the exact delivery pressure None of these Save power in compressing a given volume to a given pressure Cool the delivered air Achieve the exact delivery pressure None of these Save power in compressing a given volume to a given pressure Cool the delivered air ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Momentum transfer in laminar flow of fluids results due to the None of these Density Viscosity Velocity gradient None of these Density Viscosity Velocity gradient ANSWER DOWNLOAD EXAMIANS APP
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