Hydraulics and Fluid Mechanics in ME A flow is called hyper-sonic, if the Mach number is Unity None of these Less than unity Between 1 and 6 Unity None of these Less than unity Between 1 and 6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is used to measure the discharge ? hotwire anemometer current meter pitot tube venturimeter hotwire anemometer current meter pitot tube venturimeter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of absolute viscosity to mass density is known as viscosity index specific viscosity coefficient of viscosity kinematic viscosity viscosity index specific viscosity coefficient of viscosity kinematic viscosity 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 below the nappe is negative The pressure above the nappe is atmospheric The pressure above the nappe is negative The pressure below the nappe is atmospheric The pressure below the nappe is negative The pressure above the nappe is atmospheric 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) 1.585 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) 1.855 aH.√(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For small discharge at high pressure, following pump is preferred Mixed flow Reciprocating Centrifugal Axial flow Mixed flow Reciprocating Centrifugal Axial flow ANSWER DOWNLOAD EXAMIANS APP
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