A. centrifugal pump
B. mixed flow pump
C. axial flow pump
D. any one of the above
E. none of the above
A. at the top
B. at the bottom
C. at the center
D. from sides
E. none of the above
A. straight
B. bent forward
C. bent backward
D. radial
E. given aerofoil section
A. 10-15°
B. 20-25°
C. 30-40°
D. 50-60°
E. 80-90°.
A. same quantity of liquid
B. 0.75 Q
C. Q/0.75
D. 1.5 Q
E. none of the above
A. horizontal
B. nearly horizontal
C. steep
D. first rise and then fall
E. none of the above
A. straight
B. bent forward
C. bent backward
D. bent forward first and then backward
E. bent backward first and then forward
A. high initial and maintenance cost
B. lower discharge
C. lower speed of operation
D. necessity of air vessel
E. all of the above
A. radial
B. radial
C. centrifugal
D. rectilinear
E. vortex
A. impeller diameter
B. speed
C. fluid density
D. type of casing
E. A. and B. above