Hydraulics and Fluid Mechanics in ME In a reaction turbine, the draft tube is used To run the turbine full To prevent air to enter the turbine To increase the head of water by an amount equal to the height of the runner outlet above the tail race To transport water to downstream To run the turbine full To prevent air to enter the turbine To increase the head of water by an amount equal to the height of the runner outlet above the tail race To transport water to downstream ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 16/RN 4/RN 64/RN 1/RN 16/RN 4/RN 64/RN 1/RN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Motion of a liquid in a volute casing of a centrifugal pump is an example of Radial Rotational flow Forced spiral vortex flow Spiral vortex flow Radial Rotational flow Forced spiral vortex flow Spiral vortex flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following velocity potentials satisfies continuity equation ? x2-y2 x2y cosx x2 + y2 x2-y2 x2y cosx x2 + y2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the flow parameters at any given instant remain same at every point, then flow is said to be laminar steady state quasi static uniform laminar steady state quasi static uniform ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A nozzle placed at the end of a water pipe line discharges water at a Low pressure High pressure High velocity Low velocity Low pressure High pressure High velocity Low velocity ANSWER DOWNLOAD EXAMIANS APP