Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept Either opened or closed; depending on the fluid viscosity Closed Either opened or closed ; it does not make any difference Opened Either opened or closed; depending on the fluid viscosity Closed Either opened or closed ; it does not make any difference Opened 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, III, V I, II, III II, IV, V I, II, V II, III, V I, II, III II, IV, V I, II, V ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Toothpaste is a Newtonion liquid Dilatent Pseudoplastic Bingham plastic Newtonion liquid Dilatent Pseudoplastic Bingham plastic ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Laminar flow is characterised by the nonexistence of Pressure fluctuation Eddies Deviating velocities All of these Pressure fluctuation Eddies Deviating velocities All of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Velocity of liquid hydrocarbon fuels in a pipeline can not be measured by magnetic flowmeters, because their __________ is very low/small. Specific gravity Thermal conductivity Electrical conductivity Electrical resistivity Specific gravity Thermal conductivity Electrical conductivity Electrical resistivity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What causes cavitation in centrifugal pump? Low barometric pressure Low suction pressure High suction pressure High suction velocity Low barometric pressure Low suction pressure High suction pressure High suction velocity ANSWER DOWNLOAD EXAMIANS APP
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