Fluid Mechanics Net positive suction head (NPSH) of a centrifugal pump must be Less than barometric pressure Less than the vapour pressure of the liquid Equal to the vapour pressure of the liquid Greater than the vapour pressure of the liquid Less than barometric pressure Less than the vapour pressure of the liquid Equal to the vapour pressure of the liquid Greater than the vapour pressure of the liquid ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a small sphere settling in a viscous fluid varies as the First power of its dimeter Inverse of the fluid viscosity Square of the difference in specific weights of solid & fluid Inverse square of the diameter First power of its dimeter Inverse of the fluid viscosity Square of the difference in specific weights of solid & fluid Inverse square of the diameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Check valve provided in the discharge line of a centrifugal pump serves the purpose of controlling the Back flow of fluid in the event of stoppage of pump Flow of liquid during operation of the pump Discharge pressure All of these Back flow of fluid in the event of stoppage of pump Flow of liquid during operation of the pump Discharge pressure All of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Interstage coolers are provided in a multistage compressor to Achieve the exact delivery pressure Cool the delivered air Save power in compressing a given volume to a given pressure None of these Achieve the exact delivery pressure Cool the delivered air Save power in compressing a given volume to a given pressure None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Priming of a centrifugal pump is done to None of these Develop effective pressure rise by the pump Avoid chances of separation inside the impeller Increase the mass flow rate of fluid None of these Develop effective pressure rise by the pump Avoid chances of separation inside the impeller Increase the mass flow rate of fluid ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The fluid velocity varies as the cube of the cylinderical pipe diameter in case of steady state laminar flow at constant pressure drop for __________ fluid. Dilatent Bingham plastic Newtonion Pseudoplastic Dilatent Bingham plastic Newtonion Pseudoplastic ANSWER DOWNLOAD EXAMIANS APP
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