Hydraulics and Fluid Mechanics in ME When the Mach number is less than unity, the flow is called Sonic flow Sub-sonic flow Hyper-sonic flow Super-sonic flow Sonic flow Sub-sonic flow Hyper-sonic flow Super-sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the gases with rise in temperature decreases unpredictable increases remains unaffected decreases unpredictable increases remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (IG/Ax̅) + x̅ (Ax̅/IG) + x̅ (IG/Ax̅) - x̅ (IG/x̅) - Ax̅ (IG/Ax̅) + x̅ (Ax̅/IG) + x̅ (IG/Ax̅) - x̅ (IG/x̅) - Ax̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A floating body is said to be in a state of stable equilibrium when the metacentre is above the centre of gravity when its metacentric height is zero when the metacentre is below the centre of gravity only when its centre of gravity is below its centre of buoyancy when the metacentre is above the centre of gravity when its metacentric height is zero when the metacentre is below the centre of gravity only when its centre of gravity is below its centre of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A glass tube of smaller diameter is used while performing an experiment for the capillary rise of water because Glass tube is cheaper than a metallic tube It is not possible to conduct this experiment with any other tube It is easier to see through the glass tube All of these Glass tube is cheaper than a metallic tube It is not possible to conduct this experiment with any other tube It is easier to see through the glass tube All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The stress-strain relation of the newtoneon fluid is parabolic linear inverse type hyperbolic parabolic linear inverse type hyperbolic ANSWER DOWNLOAD EXAMIANS APP