Fluid Mechanics A 2" gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is > Δp Δp Δp² < Δp > Δp Δp Δp² < Δp ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Permanent loss in a venturimeter is about __________ percent of the pressure drop in theupstream cone. 40 70 1 10 40 70 1 10 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics High specific speed of a pump implies that, it is a/an __________ pump. Mixed flow Axial flow Centrifugal None of these Mixed flow Axial flow Centrifugal None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Prandtl mixing length is None of these Applicable to laminar flow problems A universal constant Zero at the pipe wall None of these Applicable to laminar flow problems A universal constant Zero at the pipe wall ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Cd is always __________ Cc. Greater than Either more or less than Less than Equal to Greater than Either more or less than Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics As the velocity V and thus the Reynolds number of a flow past a sphere increases from very low value, the drag force for Re << 1 Decreases as V² Decreases linearly with V None of these Increases linearly with V Decreases as V² Decreases linearly with V None of these Increases linearly with V ANSWER DOWNLOAD EXAMIANS APP