Hydraulics and Fluid Mechanics in ME Head developed by a centrifugal pump is None of these Proportional to diameter and speed of impeller Proportional to diameter of impeller Proportional to speed of impeller None of these Proportional to diameter and speed of impeller Proportional to diameter of impeller Proportional to speed of impeller ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A square surface 3 m x 3 m lies in a vertical line in water pipe its upper edge at vater surface. The hydrostatic force on square surface is 18,000 kg 27,000 kg 13,500 kg 9,000 kg 18,000 kg 27,000 kg 13,500 kg 9,000 kg ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to avoid tendency of separation at throat in a Venturimeter, the ratio of the diameter at throat to the diameter of pipe should be 1/16 to 1/8 1/4 to 1/3 1/3 to 1/2 1/8 to 1/4 1/16 to 1/8 1/4 to 1/3 1/3 to 1/2 1/8 to 1/4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in reaction turbines is avoided, to a great extent by Using stainless steel runner of the turbine All of these Providing highly polished blades to the runner Installing the turbine below the tail race level Using stainless steel runner of the turbine All of these Providing highly polished blades to the runner Installing the turbine below the tail race level ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A fluid whose viscosity does not change with the rate of deformation or shear strain is known as Real fluid Non-Newtonian fluid Ideal fluid Newtonian fluid Real fluid Non-Newtonian fluid Ideal fluid Newtonian fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head at entrance in a pipe is (where v = Velocity of liquid in the pipe) 0.75v²/2g v²/2g 0.5v²/2g 0.375v²/2g 0.75v²/2g v²/2g 0.5v²/2g 0.375v²/2g ANSWER DOWNLOAD EXAMIANS APP
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