Fluid Mechanics The ratio of inertial forces to gravity forces is called the __________ number. Mach Weber Euler Froude Mach Weber Euler Froude ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following exemplifies a three dimensional fluid flow ? Fluid flow at the inlet to a nozzle Viscous fluid flow between converging plates None of these Fluid flow between parallel plates Fluid flow at the inlet to a nozzle Viscous fluid flow between converging plates None of these Fluid flow between parallel plates ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Velocity of liquid hydrocarbon fuels in a pipeline can not be measured by magnetic flowmeters, because their __________ is very low/small. Electrical resistivity Electrical conductivity Thermal conductivity Specific gravity Electrical resistivity Electrical conductivity Thermal conductivity Specific gravity 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. Head of the liquid pumped BHP required by the pump NPSH required All of these Head of the liquid pumped BHP required by the pump NPSH required All of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a small sphere settling in a viscous fluid varies as the Square of the difference in specific weights of solid & fluid First power of its dimeter Inverse square of the diameter Inverse of the fluid viscosity Square of the difference in specific weights of solid & fluid First power of its dimeter Inverse square of the diameter Inverse of the fluid viscosity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The hydraulic radius for flow in a rectangular duct of cross-sectional dimension H, W is 2HW/(H + W)² HW/2(H + W)² √(HW/π) HW/4(H + W)² 2HW/(H + W)² HW/2(H + W)² √(HW/π) HW/4(H + W)² ANSWER DOWNLOAD EXAMIANS APP
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