Fluid Mechanics Reynolds number for flow of water at room temperature through 2 cm dia pipe at an average velocity of 5 cm/sec is around 10 2000 1000 100 10 2000 1000 100 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A piezometer opening measures the __________ fluid pressure. Total Undisturbed Dynamic Static Total Undisturbed Dynamic Static ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Priming of a centrifugal pump is done to None of these Increase the mass flow rate of fluid Avoid chances of separation inside the impeller Develop effective pressure rise by the pump None of these Increase the mass flow rate of fluid Avoid chances of separation inside the impeller Develop effective pressure rise by the pump 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. I, II, III II, IV, V I, II, V II, III, V I, II, III II, IV, V I, II, V II, III, V ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Volute type of casing is provided in a centrifugal pump to Reduce the discharge fluctuation Convert pressure head to velocity head Convert velocity head to pressure head Increase the discharge Reduce the discharge fluctuation Convert pressure head to velocity head Convert velocity head to pressure head Increase the discharge ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Boundary layer separation occurs when the Valve is closed in a pipeline Pressure reaches a minimum Cross-section of the channel is reduced Velocity of sound is reached Valve is closed in a pipeline Pressure reaches a minimum Cross-section of the channel is reduced Velocity of sound is reached ANSWER DOWNLOAD EXAMIANS APP
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