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) 4σ cosα/wd wd/4σ cosα σ cosα/4wd 4wd/σ cosα 4σ cosα/wd wd/4σ cosα σ cosα/4wd 4wd/σ cosα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a free nappe, The pressure above the nappe is negative The pressure below the nappe is atmospheric The pressure above the nappe is atmospheric The pressure below the nappe is negative The pressure above the nappe is negative The pressure below the nappe is atmospheric The pressure above the nappe is atmospheric The pressure below the nappe is negative ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of bulk modulus of a fluid is required to determine Froude's number Reynold's number Euler's number Mach number Froude's number Reynold's number Euler's number Mach number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following pump is successfully used for lifting water from deep wells? Centrifugal pump Jet pump Air lift pump Reciprocating pump Centrifugal pump Jet pump Air lift pump Reciprocating pump ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The increase in pressure at the outer edge of a drum of radius (r) completely filled up with liquid of density (ρ) and rotating at (ω) rad/s is 2ρ ω2 r2 ρ ω2 r2/4 ρ ω2 r2 ρ ω2 r2/2 2ρ ω2 r2 ρ ω2 r2/4 ρ ω2 r2 ρ ω2 r2/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME High specific speed of a pump implies it is Any one of the above Axial flow pump Mixed flow pump Centrifugal pump Any one of the above Axial flow pump Mixed flow pump Centrifugal pump ANSWER DOWNLOAD EXAMIANS APP
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