Hydraulics and Fluid Mechanics in ME Reynold's number is the ratio of the inertia force to the Surface tension force Viscous force Gravity force Elastic force Surface tension force Viscous force Gravity force Elastic force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a centrifugal pump, the regulating valve is provided on the Impeller Casing Delivery pipe Suction pipe Impeller Casing Delivery pipe Suction pipe ANSWER DOWNLOAD EXAMIANS APP
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 Horizontal First rise and then fall Nearly horizontal Steep Horizontal First rise and then fall Nearly horizontal Steep ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (IG/x̅) - Ax̅ (IG/Ax̅) - x̅ (Ax̅/IG) + x̅ (IG/Ax̅) + x̅ (IG/x̅) - Ax̅ (IG/Ax̅) - x̅ (Ax̅/IG) + x̅ (IG/Ax̅) + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of discharge for a totally submerged orifice as compared to that for an orifice discharging free is slightly less nearly half equal slightly more slightly less nearly half equal slightly more ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The type of centrifugal pump preferred for a specific speed of 20 r.p.m. is High speed pump with radial flow at outlet Medium speed pump with radial flow at outlet High speed pump with axial flow at outlet Slow speed pump with radial flow at outlet High speed pump with radial flow at outlet Medium speed pump with radial flow at outlet High speed pump with axial flow at outlet Slow speed pump with radial flow at outlet ANSWER DOWNLOAD EXAMIANS APP