Hydraulics and Fluid Mechanics in ME The depth ‘d’ 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) 0.423 D 0.707 D 0.223 D 0.577 D 0.423 D 0.707 D 0.223 D 0.577 D ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order that flow takes place between two points in a pipeline, the differential pressure between these points must be more than frictional force surface friction viscosity All of these frictional force surface friction viscosity All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of the inertia force to the __________ is called Euler's number. Viscous force Surface tension force Pressure force Elastic force Viscous force Surface tension force Pressure force Elastic force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Cavitation is caused by weak material low pressure high velocity high pressure weak material low pressure high velocity high pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed of a turbine is the speed of an imaginary turbine, identical with the given turbine, which Develops unit power under unit head Develops unit power under unit speed Delivers unit discharge under unit speed Delivers unit discharge under unit head Develops unit power under unit head Develops unit power under unit speed Delivers unit discharge under unit speed Delivers unit discharge under unit head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The two important forces for a floating body are inertial, gravity buoyancy, inertial buoyancy, gravity buoyancy, pressure inertial, gravity buoyancy, inertial buoyancy, gravity buoyancy, pressure ANSWER DOWNLOAD EXAMIANS APP
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