Fluid Mechanics The length of the tube necessary for the boundary layer to reach the centre of the tube and for fully developed flow to be established is called the __________ length. Equivalent None of these Prandtl mixing Transition Equivalent None of these Prandtl mixing Transition ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a solid spherical particle falling through a stationary fluid mass in the Stoke's law range is proportional to the All of these Difference in the densities of the particle & fluid Square of particle size Inverse of fluid viscosity All of these Difference in the densities of the particle & fluid Square of particle size Inverse of fluid viscosity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reynolds number for water flow through a tube of I.D. 5 cm is 1500. If a liquid of 5 centipoise viscosity and 0.8 specific gravity flows in the same pipe at the same velocity, then the pressure drop will Increase Remain same Data insufficient to predict pressure drop Decrease Increase Remain same Data insufficient to predict pressure drop Decrease ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Low specific speed of a pump implies that, it is a/an __________ pump. Mixed flow Axial flow None of these Centrifugal Mixed flow Axial flow None of these Centrifugal ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A double acting reciprocating pump compared to a single acting pump (of almost same size working under same pressure levels) would give almost double Head None of these Efficiency Discharge Head None of these Efficiency Discharge ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A differential pressure cell is used for Measuring small pressure difference in liquids Measuring the difference of the impact & the static pressure Remote recording of pressure difference Measuring small pressure difference in gases Measuring small pressure difference in liquids Measuring the difference of the impact & the static pressure Remote recording of pressure difference Measuring small pressure difference in gases ANSWER DOWNLOAD EXAMIANS APP
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