Hydraulics and Fluid Mechanics in ME The tendency of a liquid surface to contract is due to the following property viscosity surface tension adhesion cohesion viscosity surface tension adhesion cohesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Surface tension Is also known as capillarity Acts in the plane of the interface normal to any line in the surface Decreases with fall in temperature Is a function of the curvature of the interface Is also known as capillarity Acts in the plane of the interface normal to any line in the surface Decreases with fall in temperature Is a function of the curvature of the interface ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of an impulse turbine is maximum when velocity of wheel is _______ of the jet velocity, One-half One-fourth Three-fourth Double One-half One-fourth Three-fourth Double ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An object having 10 kg mass weighs 9.81 kg on a spring balance. The value of 'g' at this place is 9.81 m/sec² 9.75 m/sec² 10 m/sec² 9 m/sec 9.81 m/sec² 9.75 m/sec² 10 m/sec² 9 m/sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to equation of continuity, a1/v1 = a2/v2 a1v1 = a2v2 w1v1 = w2v2 w1a1 = w2a2 a1/v1 = a2/v2 a1v1 = a2v2 w1v1 = w2v2 w1a1 = w2a2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through an external mouthpiece is given by (where a = Cross-sectional area of the mouthpiece, and H = Height of liquid above the mouthpiece) 1.855 aH.√(2g) 1.585 a.√(2gH) 0.855 a.√(2gH) 5.85 aH.√(2g) 1.855 aH.√(2g) 1.585 a.√(2gH) 0.855 a.√(2gH) 5.85 aH.√(2g) ANSWER DOWNLOAD EXAMIANS APP
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