Hydraulics and Fluid Mechanics in ME A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is 0.3 0.6 0.83 0.4 0.3 0.6 0.83 0.4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the weight of a body immersed in a fluid exceeds the buoyant force, then the body will float None of these rise until its weight equals the buoyant force tend to move downward and it may finally sink float None of these rise until its weight equals the buoyant force tend to move downward and it may finally sink ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Ratio of inertia force to surface Jension is known as Weber’s number Mach number Froude number Reynold’s number Weber’s number Mach number Froude number Reynold’s number 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 4σ cosα/wd wd/4σ cosα 4wd/σ cosα σ cosα/4wd 4σ cosα/wd wd/4σ cosα 4wd/σ cosα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A hemispherical tank of radius (R) has an orifice of cross-sectional area (a) at its bottom and is full of liquid. The time required to empty the tank completely is 14π R7/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a centrifugal pump, the liquid enters the pump At the bottom From sides At the canter At the top At the bottom From sides At the canter At the top ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS