Fluid Mechanics In an incompressible flow of fluid, the fluid Density does not change with pressure & temperature Is frictionless Compressibility is greater than zero Temperature remains constant Density does not change with pressure & temperature Is frictionless Compressibility is greater than zero Temperature remains constant 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) x 2x πx x/2 x 2x πx x/2 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Boiler feed water pump is usually a __________ pump. Reciprocating Diaphragm Multistage centrifugal Gear Reciprocating Diaphragm Multistage centrifugal Gear ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The fluid velocity varies as the cube of the cylinderical pipe diameter in case of steady state laminar flow at constant pressure drop for __________ fluid. Bingham plastic Pseudoplastic Dilatent Newtonion Bingham plastic Pseudoplastic Dilatent Newtonion ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following is the most common pump for pumping either raw sewage or sludge? Reciprocating pump Gear pump Centrifugal pump Electromagnetic pump Reciprocating pump Gear pump Centrifugal pump Electromagnetic pump ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water iterface? The balloon is of radius 0.1 m and is filled with air. 0.01πgH/8 0.04πgH/3 4πg/3 0.01πgH/4 0.01πgH/8 0.04πgH/3 4πg/3 0.01πgH/4 ANSWER DOWNLOAD EXAMIANS APP