Hydraulics and Fluid Mechanics in ME The flow in a pipe is neither laminar nor turbulent when Reynold number is Between 2000 and 2800 More than 2800 None of these Less than 2000 Between 2000 and 2800 More than 2800 None of these Less than 2000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A jet of water is striking at the centre of a curved vane moving with a uniform velocity in the direction of jet. For the maximum efficiency, the vane velocity is ________ of the jet velocity Three-fourth One-half Two-third One-third Three-fourth One-half Two-third One-third ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of absolute viscosity to mass density is known as coefficient of viscosity viscosity index specific viscosity kinematic viscosity coefficient of viscosity viscosity index specific viscosity kinematic viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reynolds number is significant in simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls supersonics, as with projectile and jet propulsion All of these full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls supersonics, as with projectile and jet propulsion All of these full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc 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. IG / Ax̅ above IG / Ax̅ below Ax̅ / IG above Ax̅ / IG below IG / Ax̅ above IG / Ax̅ below Ax̅ / IG above Ax̅ / IG below ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two dimensional flows occurs when The magnitude and direction of the velocity do not change from point to point in the fluid The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane The direction and magnitude of the velocity at all points are identical The velocity of successive fluid particles, at any point, is the same at successive periods of time The magnitude and direction of the velocity do not change from point to point in the fluid The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane The direction and magnitude of the velocity at all points are identical The velocity of successive fluid particles, at any point, is the same at successive periods of time ANSWER DOWNLOAD EXAMIANS APP
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