A. Partially filled pipeline
B. Pipe
C. Open channel
D. River
A. Protect the pump against develog excessive pressure
B. Facilitate unidirectional flow of liquid
C. Reduce the discharge pressure
D. Control the rate of discharge
A. N
B. N/m
C. N/m2
D. N/m3
A. ML-1T-1
B. L2T-1
C. LT-2
D. ML-1T-2
A. Inlet tip of a blade curves in a direction opposite to that
B. Outlet tip of a blade curves in a direction opposite to that
C. Inlet tip of a blade is towards the direction
D. Outlet tip of a blade is towards the direction
A. ft-lb/sec
B. ft-lb/ft3
C. ft-lbf/lb
D. ft-lbf/sec
A. Δp/ρ = 4f (L/D) (V2/2gc)
B. Δp = 32 (μLV/gc. D2)
C. Δp/L = 150 [(1 – ε)/ε3]. (μ.V0
2/g2cD)
D. Δp/L = 1.75 [(1 – ε)/ε3]. (ρV0
2/gcDp)