Hydraulics and Fluid Mechanics in ME When a piping system is made up primarily of friction head and very little of vertical lift, then pump characteristics should be First rise and then fall Steep Horizontal Nearly horizontal First rise and then fall Steep Horizontal Nearly horizontal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Francis turbine is used when the available head of water is 25 m to 250 m 0 to 25 m None of these Above 250 m 25 m to 250 m 0 to 25 m None of these Above 250 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A liquid would wet the solid, if adhesion forces as compared to cohesion forces are more less equal less at low temperature and more at high temperature more less equal less at low temperature and more at high temperature ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The boundary layer thickness at a distance of l m from the leading edge of a flat plate, kept at zero angle of incidence to the flow direction, is O.l cm. The velocity outside the boundary layer is 25 ml sec. The boundary layer thickness at a distance of 4 m is (Assume that boundary layer is entirely laminar) 0.40 cm 0.10 cm 0.20 cm 0.05 cm 0.40 cm 0.10 cm 0.20 cm 0.05 cm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed of a hydraulic turbine depends upon Speed and head of water Discharge and power developed Speed, power developed and head of water Speed and power developed Speed and head of water Discharge and power developed Speed, power developed and head of water Speed and power developed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following statement is correct as regard to water wheels? All of these They give constant efficiency, even if the discharge is not constant They have slow speeds They are suitable even for low water heads All of these They give constant efficiency, even if the discharge is not constant They have slow speeds They are suitable even for low water heads ANSWER DOWNLOAD EXAMIANS APP
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