Fluid Mechanics In an incompressible flow of fluid, the fluid Temperature remains constant Density does not change with pressure & temperature Compressibility is greater than zero Is frictionless Temperature remains constant Density does not change with pressure & temperature Compressibility is greater than zero Is frictionless ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics If the head over the triangular notch is doubled, the discharge will increase by __________ times. 2 4 2.828 5.657 2 4 2.828 5.657 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Turbine impeller Produces only tangential current Produces only radial current Is effective over wide range of viscosities Does not produce tangential current Produces only tangential current Produces only radial current Is effective over wide range of viscosities Does not produce tangential current ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following must be followed by the flow of a fluid (real or ideal)? (I) Newton's law of viscosity. (II) Newton's second law of motion. (III) The continuity equation. (IV) Velocity of boundary layer must be zero relative to boundary. (V) Fluid cannot penetrate a boundary. II, IV, V I, II, III II, III, V I, II, V II, IV, V I, II, III II, III, V I, II, V ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics __________ is an example of axial flow impeller. Propeller Paddle All of these Turbine Propeller Paddle All of these Turbine ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following is the most common pump for pumping either raw sewage or sludge? Electromagnetic pump Centrifugal pump Gear pump Reciprocating pump Electromagnetic pump Centrifugal pump Gear pump Reciprocating pump ANSWER DOWNLOAD EXAMIANS APP
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