Hydraulics and Fluid Mechanics in ME A flow whose streamline is represented by a curve, is called Four-dimensional flow One-dimensional flow Three-dimensional flow Two-dimensional flow Four-dimensional flow One-dimensional flow Three-dimensional flow Two-dimensional flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Braking jet in an impulse turbine is used To bring the runner to rest in a short time To change the direction of runner To break the jet of water None of these To bring the runner to rest in a short time To change the direction of runner To break the jet of water None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For starting an axial flow pump, its delivery valve should be Closed Depends on starting condition and flow desired Could be either open or closed Open Closed Depends on starting condition and flow desired Could be either open or closed Open ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a single casing, multistage pump running at constant speed, the capacity rating is to be slightly lowered. It can be done by Designing new impeller Some other alterations in the impeller Not possible Trimming the impeller size to the required size by machining Designing new impeller Some other alterations in the impeller Not possible Trimming the impeller size to the required size by machining ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A vertically immersed surface is shown in the below figure. The distance of its centre of pressure from the water surface is (bd²/12) + x̅ d²/12 + x̅ b²/12 + x̅ (d²/12 x̅) + x̅ (bd²/12) + x̅ d²/12 + x̅ b²/12 + x̅ (d²/12 x̅) + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The centre of pressure for a vertically immersed surface lies at a distance equal to __________ the centre of gravity. Ax̅ / IG above Ax̅ / IG below IG / Ax̅ above IG / Ax̅ below Ax̅ / IG above Ax̅ / IG below IG / Ax̅ above IG / Ax̅ below ANSWER DOWNLOAD EXAMIANS APP
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