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. None of these Prandtl mixing Equivalent Transition None of these Prandtl mixing Equivalent Transition ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Laminar flow is characterised by the nonexistence of Pressure fluctuation All of these Eddies Deviating velocities Pressure fluctuation All of these Eddies Deviating velocities ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics With increase in molecular weight of the gas, the head developed by a centrifugal compressor will Increase Unpredictable Remain same Decrease Increase Unpredictable Remain same Decrease 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, V II, IV, V II, III, V I, II, III I, II, V II, IV, V II, III, V I, II, III ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The value of critical Reynolds number for pipe flow is None of these 1300 10000 100000 None of these 1300 10000 100000 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The drag co-efficient for a bacterium moving in water at 1 mm/s, will be of the following order of magnitude (assume size of the bacterium to be 1 micron and kinematic viscosity of water to be 10⁻⁶m²/s). 24 0.44 0.24 24000 24 0.44 0.24 24000 ANSWER DOWNLOAD EXAMIANS APP
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