A. horizontal
B. nearly horizontal
C. steep
D. first rise and then fall
E. none of the above
Hydraulic Machines
Hydraulic Machines
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
A. kept fully closed
B. kept fully open
C. irrespective of any position
D. kept 50% open
E. none of the above
A. 102 watts
B. 75 watts
C. 550 watts
D. 736 watts
E. 33000 watts
A. designing new impeller
B. trimming the impeller size to the required size by machining
C. not possible
D. some other alterations in the impeller
E. none of the above
A. high discharge
B. high head
C. pumping of viscous fluids
D. high head and high discharge
E. high efficiency
A. horizontal
B. nearly horizontal
C. steep
D. first rise and then fall
E. none of the above
