Hydraulics and Fluid Mechanics in ME Guide angle as per the aerofoil theory of Kaplan turbine blade design is defined as the angle between Lift and tangential force Drag and resultant force Lift and resultant force Lift and drag Lift and tangential force Drag and resultant force Lift and resultant force Lift and drag ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, α = Angle of contact of the liquid surface, and σ = Surface tension) σ cosα/4wd 4wd/σ cosα wd/4σ cosα 4σ cosα/wd σ cosα/4wd 4wd/σ cosα wd/4σ cosα 4σ cosα/wd ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of contraction is the ratio of Loss of head in the orifice to the head of water available at the exit of the orifice Actual velocity of jet at vena contracta to the theoretical velocity Area of jet at vena-contracta to the area of orifice Loss of head in the orifice to the head of water available at the exit of the orifice Loss of head in the orifice to the head of water available at the exit of the orifice Actual velocity of jet at vena contracta to the theoretical velocity Area of jet at vena-contracta to the area of orifice Loss of head in the orifice to the head of water available at the exit of the orifice ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Centrifugal pump is started with its delivery valve Irrespective of any position Kept fully closed Kept 50% open Kept fully open Irrespective of any position Kept fully closed Kept 50% open Kept fully open ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In the case of steady flow of a fluid, the acceleration of any fluid particle is variable zero under limiting conditions constant zero variable zero under limiting conditions constant zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of the normal force of jet of water on a plate inclined at an angle of 30° as compared to that when the plate is normal to jet, is 1 √2 43832 1/√2 1 √2 43832 1/√2 ANSWER DOWNLOAD EXAMIANS APP