Hydraulics and Fluid Mechanics in ME When the Mach number is less than unity, the flow is called Hyper-sonic flow Sonic flow Sub-sonic flow Super-sonic flow Hyper-sonic flow Sonic flow Sub-sonic flow Super-sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic similarity is said to exist between the model and the prototype, if both of them Have identical velocities Are identical in shape, but differ only in size None of these Are equal in size and shape Have identical velocities Are identical in shape, but differ only in size None of these Are equal in size and shape ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta. Equal to None of these Less than More than Equal to None of these Less than More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow rate in gear pump Increases with increase in pressure Unpredictable More or less remains constant with increase in pressure Decreases with increase in pressure Increases with increase in pressure Unpredictable More or less remains constant with increase in pressure Decreases with increase in pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Guide angle as per the aerofoil theory of Kaplan turbine blade design is defined as the angle between Drag and resultant force Lift and tangential force Lift and resultant force Lift and drag Drag and resultant force Lift and tangential force Lift and resultant force Lift and drag ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Barometer is used to measure Atmospheric pressure Difference of pressure between two points Very low pressure Pressure in pipes, channels etc. Atmospheric pressure Difference of pressure between two points Very low pressure Pressure in pipes, channels etc. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS