Fluid Mechanics Net positive suction head (NPSH) of a centrifugal pump must be Equal to the vapour pressure of the liquid Greater than the vapour pressure of the liquid Less than the vapour pressure of the liquid Less than barometric pressure Equal to the vapour pressure of the liquid Greater than the vapour pressure of the liquid Less than the vapour pressure of the liquid Less than barometric pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In laminar flow through a round tube, the discharge varies Linearly as the viscosity Inversely as the pressure drop Inversely as the viscosity As the square of the radius Linearly as the viscosity Inversely as the pressure drop Inversely as the viscosity As the square of the radius ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The nominal size of a hose pipe is specified by its None of these I.D. Thickness O.D. None of these I.D. Thickness O.D. ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by(where, x = each side of the square duct) πx 2x x/2 x πx 2x x/2 x ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The fluid velocity varies as the square root of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop fo __________ fluid. Bingham plastic Newtonion Dilatant Pseudoplastic Bingham plastic Newtonion Dilatant Pseudoplastic ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of inertial forces to viscous forces is called the __________ number. Weber Reynold Mach Froude Weber Reynold Mach Froude ANSWER DOWNLOAD EXAMIANS APP
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