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 2000 1000 10 100 2000 1000 10 100 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What causes cavitation in centrifugal pump? High suction velocity High suction pressure Low suction pressure Low barometric pressure High suction velocity High suction pressure Low suction pressure Low barometric pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Velocity distribution for flow between two fixed parallel plates Varies parabolically across the section None of these Is constant over the entire cross-section Is zero at the plates and increases linearly to the midplane Varies parabolically across the section None of these Is constant over the entire cross-section Is zero at the plates and increases linearly to the midplane ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In which type of fluid flow, the velocity of flow of fluid changes from point to point in the fluid at any instant? Non-uniform Rotational Unsteady Turbulent Non-uniform Rotational Unsteady Turbulent 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). 24000 0.44 24 0.24 24000 0.44 24 0.24 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reciprocating pumps compared to centrifugal pumps Deliver liquid at uniform pressure Can handle slurries more efficiently Can be operated with delivery valve closed Are not subject to air binding Deliver liquid at uniform pressure Can handle slurries more efficiently Can be operated with delivery valve closed Are not subject to air binding ANSWER DOWNLOAD EXAMIANS APP
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