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 Two-third One-half One-third Three-fourth Two-third One-half One-third ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In case of an airfoil, the separation of flow occurs at the extreme rear of body any where between rear and front of body depending upon Reynolds number at the extreme front of body midway between rear and front of body at the extreme rear of body any where between rear and front of body depending upon Reynolds number at the extreme front of body midway between rear and front of body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 'θ'. Sensitivity of inclined tube to sensitivity of U-tube is equal to 1/Sinθ Cos θ Sinθ 1/Cosθ 1/Sinθ Cos θ Sinθ 1/Cosθ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The coefficient of discharge in case of internal mouthpiece is __________ that of external mouthpiece. Less than None of these Equal to More than Less than None of these Equal to More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In axial flow fans and turbines, fluid enters and leaves as follows Axially, axially Radially, radially Radially, axially Axially, radially Axially, axially Radially, radially Radially, axially Axially, radially ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for the fans having constant wheel diameters, the power demand varies Square of fan speed Directly as fan speed Cube of fan speed Square root of fan speed Square of fan speed Directly as fan speed Cube of fan speed Square root of fan speed ANSWER DOWNLOAD EXAMIANS APP
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