Hydraulics and Fluid Mechanics in ME Casting of a centrifugal pump is designed so as to minimize Loss of kinetic energy Cavitations Static head Friction loss Loss of kinetic energy Cavitations Static head Friction loss ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For similarity, in addition to models being geometrically similar to prototype, the following in both cases should also be equal all the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity ratio of inertial force to force due to surface tension ratio of inertial force to force due to gravitation ratio of inertial force to force due to viscosity all the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity ratio of inertial force to force due to surface tension ratio of inertial force to force due to gravitation ratio of inertial force to force due to viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME One horsepower is equal to 735 watts 102 watts 550 watts 75 watts 735 watts 102 watts 550 watts 75 watts ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power developed by a turbine is (where H = Head of water under which the turbine is working) Inversely proportional to H1/2 Inversely proportional to H3/2 Directly proportional to H3/2 Directly proportional to H1/2 Inversely proportional to H1/2 Inversely proportional to H3/2 Directly proportional to H3/2 Directly proportional to H1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the Centroid, if The area is horizontal The area is inclined The area is vertical All of these The area is horizontal The area is inclined The area is vertical All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ? 4 x (225)3/2 minutes 4 minutes 4 (225)1/3 minutes 4 x V225 minutes 4 x (225)3/2 minutes 4 minutes 4 (225)1/3 minutes 4 x V225 minutes ANSWER DOWNLOAD EXAMIANS APP