A. Size
B. Roughness
C. Material density
D. Wall thickness
A. Increases the work done during delivery stroke
B. Decreases the work done during suction stroke
C. Does not change the work requirement of the pump
D. Increases the work done during suction stroke
A. As the square of the radius
B. Inversely as the pressure drop
C. Inversely as the viscosity
D. As the square of the diameter
A. 10
B. 100
C. 1000
D. 10000
A. 98
B. 147
C. 196
D. 49
A. 4.728
B. 0.5
C. 0.622
D. 0.474
A. Dependent on Reynolds number
B. Independent of Reynolds number
C. Dependent on the length of the pipe
D. None of these