Hydraulics and Fluid Mechanics in ME A point, in a compressible flow where the velocity of fluid is zero, is called Vena contracta Critical point None of the listed here Stagnation point Vena contracta Critical point None of the listed here Stagnation point ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Air vessels in reciprocating pump are used to Increase pump efficiency Smoothen flow Reduce acceleration to minimum Save pump from cavitations Increase pump efficiency Smoothen flow Reduce acceleration to minimum Save pump from cavitations ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reynold's number is the ratio of the inertia force to the Viscous force Gravity force Surface tension force Elastic force Viscous force Gravity force Surface tension force Elastic force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed (Ns) of a centrifugal pump is given by (N√Q)/H5/4 (N√Q)/H3/4 (N√Q)/H (N√Q)/H2/3 (N√Q)/H5/4 (N√Q)/H3/4 (N√Q)/H (N√Q)/H2/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following statement is correct as regard to water wheels? They have slow speeds They give constant efficiency, even if the discharge is not constant They are suitable even for low water heads All of these They have slow speeds They give constant efficiency, even if the discharge is not constant They are suitable even for low water heads All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Darcy's formula, the loss of head due to friction in the pipe is (where f = Darcy's coefficient, l = Length of pipe, v = Velocity of liquid in pipe, and d = Diameter of pipe) 3flv²/2gd 4flv²/2gd flv²/gd flv²/2gd 3flv²/2gd 4flv²/2gd flv²/gd flv²/2gd ANSWER DOWNLOAD EXAMIANS APP