Hydraulics and Fluid Mechanics in ME A body floats in stable equilibrium When its meatcentric height is zero When the metacentre is above e.g. When its e.g. is below its center of buoyancy Metacentre has nothing to do with position of e.g. for determining stability When its meatcentric height is zero When the metacentre is above e.g. When its e.g. is below its center of buoyancy Metacentre has nothing to do with position of e.g. for determining stability 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 ω².r²/4g ω.r/4g ω.r/2g ω².r²/2g ω².r²/4g ω.r/4g ω.r/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A weir is said to be narrow-crested weir, if the width of the crest of the weir is __________ half the height of water above the weir crest. More than Equal to None of these Less than More than Equal to None of these Less than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A submerged body is said to be in a stable equilibrium, if its centre of gravity __________ the centre of buoyancy. Coincides with None of these Lies above Lies below Coincides with None of these Lies above Lies below ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The static head of a centrifugal pump is equal to the _________ of suction head and delivery head. Product Sum None of these Difference Product Sum None of these Difference ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of power transmission through pipe is (where H = Total supply head, and hf = Head lost due to friction in the pipe) (H + hf )/H H/(H + hf ) (H - hf )/H H/(H - hf ) (H + hf )/H H/(H + hf ) (H - hf )/H H/(H - hf ) ANSWER DOWNLOAD EXAMIANS APP
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