Hydraulics and Fluid Mechanics in ME The efficiency of power transmission through pipe is (where H = Total supply head, and hf = Head lost due to friction in the pipe) H/(H - hf ) H/(H + hf ) (H + hf )/H (H - hf )/H H/(H - hf ) H/(H + hf ) (H + hf )/H (H - hf )/H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following pump is preferred for flood control and irrigation applications? Centrifugal pump Mixed flow pump Axial flow pump Reciprocating pump Centrifugal pump Mixed flow pump Axial flow pump Reciprocating pump ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, at constant weight of air or gas, the speed, capacity and pressure vary As square of density Inversely as density Directly as the air or gas density Inversely as square root of density As square of density Inversely as density Directly as the air or gas density Inversely as square root of density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure of the liquid flowing through the divergent portion of a Venturimeter Decreases Depends upon mass of liquid Increases Remains constant Decreases Depends upon mass of liquid Increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is (where R is radius of pipe) 0.223 R 0.577 R 0.707 R 0.423 R 0.223 R 0.577 R 0.707 R 0.423 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The horizontal component of buoyant force is Negligible Zero Same as buoyant force None of these Negligible Zero Same as buoyant force None of these ANSWER DOWNLOAD EXAMIANS APP