A. Rate of velocity of liquid supply
B. Rate of flow through delivery pipeline of a pump
C. Intensity of pressure of the liquid
D. Momentum rate through delivery pipe
Related Mcqs:
- With increasing flow rate, the hydraulic efficiency of a centrifugal pump__________________?
A. Monotonically decreases
B. Decreases and then increases
C. Remains constant
D. Increases and then decreases - Hydraulic _____________ works on the principle of Pascal’s law of transmission of fluid pressure?
A. Press
B. Turbine
C. Pump
D. Coupling - Hydraulic diameter for non-circular ducts is equal to ___________ times the area of flow divided by the perimeter?
A. Two
B. Three
C. Four
D. Eight - The ratio of the depth of flow to the hydraulic radius for the most economical trapezoidal section, in open channel flow is_____________________?
A. 0.5
B. 1
C. 1.5
D. 2 - In case of hydraulically smooth pipe, the resistance to flow depends only on the Reynolds number, whereas for a hydraulically rough pipe, the resistance to flow is governed by the relative roughness. Two pipes are said to have the same hydraulic roughness, when they have equal values of___________________?
A. Relative roughness
B. Absolute roughness
C. Friction co-efficient for flows at equal Reynold number
D. All A., B. & C. - Which of the following quantities are computed by using the hydraulic radius for noncircular ducts ?
A. Velocity and relative roughness
B. Head loss and velocity
C. Reynold number, relative roughness and head loss
D. Reynolds number and friction factor - Capacity of a hydraulic accumulator is defined in terms of maximum_____________________?
A. Amount of energy stored
B. Flow rate through accumulator
C. Rate of falling of ram
D. Volume available in the cylinder - Hydraulic radius is the ratio of ____________________?
A. Wetted perimeter to flow area
B. Flow area to wetted perimeter
C. Flow area to square of wetted perimeter
D. Square root of flow area to wetted perimeter - A hydraulic ram acts as a/an ______________ pump?
A. Centrifugal
B. Reciprocating
C. Impulse
D. Parallel cylinder - The hydraulic radius for flow in a rectangular duct of cross-sectional dimension H, W is___________________?
A. √(HW/π)
B. HW/2 (H + W)2
C. HW/4 (H + W)2
D. 2HW/(H + W)
