Hydraulics and Fluid Mechanics in ME The mercury does not wet the glass. This is due to the property of the liquid known as Cohesion Viscosity Surface tension Adhesion Cohesion Viscosity Surface tension Adhesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Center of buoyancy is the centroid of the displaced volume of fluid center of pressure of displaced volume e.g. of floating body does not exist centroid of the displaced volume of fluid center of pressure of displaced volume e.g. of floating body does not exist ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the ratio's of the corresponding forces acting at corresponding points are equal, then the model and the prototype are said to have. None of these Kinematic similarity Dynamic similarity Geometric similarity None of these Kinematic similarity Dynamic similarity Geometric similarity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is less than unity, the flow is called Sub-sonic flow Super-sonic flow Hyper-sonic flow Sonic flow Sub-sonic flow Super-sonic flow Hyper-sonic flow Sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Mach number is significant in full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc all of fhe above supersonics, as with projectiles and jet propulsion simultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc all of fhe above supersonics, as with projectiles and jet propulsion simultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow rate in gear pump More or less remains constant with increase in pressure Decreases with increase in pressure Unpredictable Increases with increase in pressure More or less remains constant with increase in pressure Decreases with increase in pressure Unpredictable Increases with increase in pressure ANSWER DOWNLOAD EXAMIANS APP