Fluid Mechanics The ratio of inertial forces to viscous forces is called the __________ number. Weber Reynold Mach Froude Weber Reynold Mach Froude ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The hydraulic radius for flow in a rectangular duct of cross-sectional dimension H, W is √(HW/π) HW/2(H + W)² 2HW/(H + W)² HW/4(H + W)² √(HW/π) HW/2(H + W)² 2HW/(H + W)² HW/4(H + W)² ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A centrifugal pump used to pump water is used to pump an oil with specific gravity of 0.8 at the same rate. The power consumption will now Remain same Decrease Data insufficient to predict Increase Remain same Decrease Data insufficient to predict Increase ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Potential flow is the flow of Compressible fluids with shear Incompressible fluids with shear Compressible fluids with no shear Incompressible fluids with no shear Compressible fluids with shear Incompressible fluids with shear Compressible fluids with no shear Incompressible fluids with no shear ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Boundary layer thickness in laminar flow over a flat plate increases as(where, d = distance from the leading edge.) d2 d1/3 √d d2/3 d2 d1/3 √d d2/3 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics With the increase in depth, the hydrostatic pressure in an unaccelerated incompressible fluid (in a constant gravitational field) Increases linearly Decreases Remains constant Increases exponentially Increases linearly Decreases Remains constant Increases exponentially ANSWER DOWNLOAD EXAMIANS APP
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