A. Velocity
B. Velocity head
C. Turbulence
D. None of these
Related Mcqs:
- The pressure head on sudden contraction in a horizontal pipe is converted into the _____________ head?
A. Elevation
B. Velocity
C. Both A. & B.
D. Neither A. nor B. - Major loss in sudden contraction in pipe flow is due to ________________?
A. Boundary friction
B. Flow contraction
C. Expansion of flow after sudden contraction
D. None of these - The head loss due to sudden expansion is__________________?
A. (V12 – V22)/2gc
B. (V1 – V2)2/2gc
C. (V1 – V2)/2gc
D. (V12 – V22)/gc - Velocity head on sudden enlargement in a horizontal pipe is converted into ______________ head?
A. Elevation
B. Pressure
C. Both A. & B.
D. Neither A. nor B. - The head loss in turbulent flow in pipe is proportional to(where, V = velocity of fluid through the pipe) ?
A. V2
B. 1/V2
C. 1/V
D. V - The net positive suction head (NPSH) of a centrifugal pump is defined as the sum of the velocity head and the pressure head at the_________________?
A. Discharge
B. Suction
C. Suction minus vapor pressure of the liquid at suction temperature
D. Discharge minus vapor pressure of the liquid at the discharge temperature - For pipe flows, head is proportional to __________ at constant capacity(where, D = pipe diameter) ?
A. 1/D
B. 1/D2
C. 1/D5
D. D2 - For a given fluid flow rate, which of the following incurs maximum head loss ?
A. Orificemeter
B. Venturimeter
C. Flow nozzle
D. All of them incur the same head loss - The head loss in turbulent flow in a pipe varies________________?
A. As velocity
B. As (velocity)2
C. Inversely as the square of diameter
D. Inversely as the velocity - The head loss in turbulent flow in a pipe varies_________________?
A. Directly as the velocity
B. Inversely as the square of the velocity
C. Approximately as the square of the velocity
D. Inversely as the square of the diameter
Mcq Added by: admin