Hydraulics and Fluid Mechanics in ME The flow in which the particles of a fluid attain such velocities that varies from point to point in magnitude and direction as well as from instant to instant, is known as Uniform flow Turbulent flow Steady flow One dimensional flow Uniform flow Turbulent flow Steady flow One dimensional flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum efficiency of jet propulsion of a ship with inlet orifices at right angles to the direction of motion of ship, is 0.6 0.5 0.8 0.4 0.6 0.5 0.8 0.4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, laminar flow occurs when Reynolds number is Between 2000 and 4000 Less than 2000 Less than 4000 More than 4000 Between 2000 and 4000 Less than 2000 Less than 4000 More than 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow in which __________ force is dominating over the viscosity is called turbulent flow. Surface tension Elastic Inertia Viscous Surface tension Elastic Inertia Viscous ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in a pipe is neither laminar nor turbulent when Reynold number is More than 2800 Less than 2000 Between 2000 and 2800 None of these More than 2800 Less than 2000 Between 2000 and 2800 None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury? Metal piece will sink to the bottom The metal piece will be immersed in mercury by half The metal piece will simply float over the mercury Whole of the metal piece will be immersed with its top surface just at mercury level Metal piece will sink to the bottom The metal piece will be immersed in mercury by half The metal piece will simply float over the mercury Whole of the metal piece will be immersed with its top surface just at mercury level ANSWER DOWNLOAD EXAMIANS APP
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