Hydraulics and Fluid Mechanics in ME The water in a jet propelled boat is drawn through the openings facing the direction of motion of the boat. The efficiency of propulsion is given by V/(vr + v) 2V/(vr - v) 2V/(vr + v) V/(vr - v) V/(vr + v) 2V/(vr - v) 2V/(vr + v) V/(vr - v) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a free vortex motion, the radial component of velocity everywhere is maximum minimum non-zero and finite zero maximum minimum non-zero and finite zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two dimensional flows occurs when The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane The magnitude and direction of the velocity do not change from point to point in the fluid 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 fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane The magnitude and direction of the velocity do not change from point to point in the fluid 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
Hydraulics and Fluid Mechanics in ME The intensity of pressure on an immersed surface __________ with the increase in depth. Does not change Decreases Increases None of these Does not change Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed from 160 to 500 r.p.m. of a centrifugal pump indicates that the pump is High speed with radial flow at outlet Medium speed with radial flow at outlet High speed with axial flow at outlet Slow speed with radial flow at outlet High speed with radial flow at outlet Medium speed with radial flow at outlet High speed with axial flow at outlet Slow speed with radial flow at outlet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of the fluid on an immersed body is called upthrust center of pressure all the above are correct buoyancy upthrust center of pressure all the above are correct buoyancy ANSWER DOWNLOAD EXAMIANS APP
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