Hydraulics and Fluid Mechanics in ME A body floats in stable equilibrium Metacentre has nothing to do with position of e.g. for determining stability When its meatcentric height is zero When its e.g. is below its center of buoyancy When the metacentre is above e.g. Metacentre has nothing to do with position of e.g. for determining stability When its meatcentric height is zero When its e.g. is below its center of buoyancy When the metacentre is above e.g. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A fluid having no viscosity is known as Non-Newtonian fluid Real fluid Ideal fluid Newtonian fluid Non-Newtonian fluid Real fluid Ideal fluid Newtonian fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular weir, considering the velocity of approach, is (whereH1 = H + Ha = Total height of water above the weir, H = Height of water over the crest of the weir, and Ha = Height of water due to velocity of approach) (2/3) Cd × L.√2g [H12 - Ha2] (2/3) Cd × L. √2g [H13/2 - Ha3/2] (2/3) Cd × L.√2g [H1 - Ha] (2/3) Cd × L. √2g [H15/2 - Ha5/2] (2/3) Cd × L.√2g [H12 - Ha2] (2/3) Cd × L. √2g [H13/2 - Ha3/2] (2/3) Cd × L.√2g [H1 - Ha] (2/3) Cd × L. √2g [H15/2 - Ha5/2] ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a reaction turbine, the draft tube is used To increase the head of water by an amount equal to the height of the runner outlet above the tail race To run the turbine full To prevent air to enter the turbine To transport water to downstream To increase the head of water by an amount equal to the height of the runner outlet above the tail race To run the turbine full To prevent air to enter the turbine To transport water to downstream ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel of radius (r) containing liquid is revolved about its vertical axis ω rad/s, then depth of parabola which the liquid assumes is ω².r²/2g ω.r/2g ω.r/4g ω².r²/4g ω².r²/2g ω.r/2g ω.r/4g ω².r²/4g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Pascal-second is the unit of pressure kinematic viscosity dynamic viscosity surface tension pressure kinematic viscosity dynamic viscosity surface tension ANSWER DOWNLOAD EXAMIANS APP
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