Hydraulics and Fluid Mechanics in ME A flow in which __________ force is dominating over the viscosity is called turbulent flow. Viscous Surface tension Inertia Elastic Viscous Surface tension Inertia Elastic 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 (IG/x̅) - Ax̅ (IG/Ax̅) - x̅ (Ax̅/IG) + x̅ (IG/Ax̅) + x̅ (IG/x̅) - Ax̅ (IG/Ax̅) - x̅ (Ax̅/IG) + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A large Reynold number is indication of Steady flow Laminar flow Smooth and streamline flow Highly turbulent flow Steady flow Laminar flow Smooth and streamline flow Highly turbulent flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel containing liquid is revolved about its vertical axis at a constant angular velocity, the pressure Increases linearly as its radial distance Varies as the square of the radial distance Increases as the square of the radial distance Decreases as the square of the radial distance Increases linearly as its radial distance Varies as the square of the radial distance Increases as the square of the radial distance Decreases as the square of the radial distance ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of the centre of pressure on a vertical rectangular gate 8 m wide and 6 m high, when the water surface coincides with the top of the gate, is 2.4 m 5.0 m 4.0 m 3.0 m 2.4 m 5.0 m 4.0 m 3.0 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a reaction turbine with increase in unit speed Remain unaffected Increases First increases and then decreases Decreases Remain unaffected Increases First increases and then decreases Decreases ANSWER DOWNLOAD EXAMIANS APP