Hydraulics and Fluid Mechanics in ME When the Mach number is less than unity, the flow is called Sonic flow Super-sonic flow Hyper-sonic flow Sub-sonic flow Sonic flow Super-sonic flow Hyper-sonic flow Sub-sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow through an expanding tube at constant rate is called Unsteady non-uniform flow Steady uniform flow Unsteady uniform flow Steady non-uniform flow Unsteady non-uniform flow Steady uniform flow Unsteady uniform flow Steady non-uniform flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Newton's law of viscosity, the shear stress on a layer of a fluid is __________ to the rate of shear strain. Directly proportional None of these Equal to Inversely proportional Directly proportional None of these Equal to Inversely proportional ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge in an open channel corresponding to critical depth is None of these Maximum Minimum Zero None of these Maximum Minimum Zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in a hydraulic machine Causes sudden drop in power output and efficiency Causes noise and vibration of various parts Reduces the discharge of a turbine All of these Causes sudden drop in power output and efficiency Causes noise and vibration of various parts Reduces the discharge of a turbine All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an immersed body, centre of pressure is Could be above or below e.g. depending on density of body and liquid At the centre of gravity Above the centre of gravity Below be centre of gravity Could be above or below e.g. depending on density of body and liquid At the centre of gravity Above the centre of gravity Below be centre of gravity ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS