The discharge through a rectangular weir varies as ___________________?
The discharge through a rectangular weir varies as ___________________?
A. H1/2
B. H5/2
C. H2/5
D. H3/2
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For turbulent flow of an incompressible fluid through a pipe, the flow rate „Q‟ is proportional to (Δ P)n, where ΔP is the pressure drop. The value of exponent ‘n’ is_________________?
For turbulent flow of an incompressible fluid through a pipe, the flow rate „Q‟ is proportional to (Δ P)n, where ΔP is the pressure drop. The value of exponent ‘n’ is_________________?A. 1
B. 0
C. < 1
D. > 1Which is the correct relationship for a centrifugal pump? (Where, D = Impeller diameter, inches H = Head developed, ft of liquid pumped N = Speed of pump, rpm) ?
Which is the correct relationship for a centrifugal pump? (Where, D = Impeller diameter, inches H = Head developed, ft of liquid pumped N = Speed of pump, rpm) ?A. D = 1840 H0.5/N
B. D = 1840 N/H0.5
C. H = 1840 D0.5/N
D. D = 1840 H/NA 2″ gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is__________________?
A 2″ gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is__________________?A. Δp
B. < Δp
C. > Δp
D. Δp2Higher specific speed (200-500) of a centrifugal pump indicates that the pump is of ______________ flow type?
Higher specific speed (200-500) of a centrifugal pump indicates that the pump is of ______________ flow type?A. Axial
B. Radial
C. Mixed
D. None of theseIf three pipes of different diameters, lengths & friction factors are connected in parallel, then (where, Q = flow rate, V= fluid velocity f = friction factor). ?
If three pipes of different diameters, lengths & friction factors are connected in parallel, then (where, Q = flow rate, V= fluid velocity f = friction factor). ?A. Q = Q1 + Q2 + Q3
B. V1 = V2 = V3
C. Q1 = Q2 = Q3
D. f = f1 + f2 + f3The exit cone angle in case of a standard Venturimeter is _____________ the entrance cone angle?
The exit cone angle in case of a standard Venturimeter is _____________ the entrance cone angle?A. Smaller than
B. Greater than
C. Equal to
D. Either A. or B.