Hydraulics and Fluid Mechanics in ME The discharge through a reaction turbine with increase in unit speed Increases Decreases First increases and then decreases Remain unaffected Increases Decreases First increases and then decreases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in a pipe is turbulent when Reynold number is Between 2000 and 2800 None of these More than 2800 Less than 2000 Between 2000 and 2800 None of these More than 2800 Less than 2000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An odd shaped body weighing 7.5 kg and occupying 0.01 m3 volume will be completely submerged in a fluid having specific gravity of 0.75 0.8 1 1.2 0.75 0.8 1 1.2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth ādā below the free surface at which the point velocity is equal to the average velocity of flow for a uniform laminar flow with a free surface, will be (where D is the depth of flow) 0.223 D 0.423 D 0.577 D 0.707 D 0.223 D 0.423 D 0.577 D 0.707 D ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Power required to drive a centrifugal pump is directly proportional to _________ of its impeller. Square of diameter Fourth power of diameter Cube of diameter Diameter Square of diameter Fourth power of diameter Cube of diameter Diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Overall efficiency of a centrifugal pump is the ratio of Manometric head to the energy supplied by the impeller per kN of water Actual work-done by the pump to the energy supplied to the pump by the prime mover Energy available at the impeller to the energy supplied to the pump by the prime mover Energy supplied to the pump to the energy available at the impeller Manometric head to the energy supplied by the impeller per kN of water Actual work-done by the pump to the energy supplied to the pump by the prime mover Energy available at the impeller to the energy supplied to the pump by the prime mover Energy supplied to the pump to the energy available at the impeller ANSWER DOWNLOAD EXAMIANS APP
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