A. 0.3
B. 0.9
C. 0.03
D. 0.66
Related Mcqs:
- The ratio of the depth of flow to the diameter of the channel for maximum discharge in a circular channel in open channel flow is________________?
A. 0.1
B. 0.55
C. 0.95
D. 1.85 - Hydraulic mean depth (Dm) for a circular pipe of diameter ‘D’ flowing full is 0.25 D. For a circular channel, at Dm = 0.3 D, gives the condition for the maximum ?
A. Flow rate
B. Mean velocity
C. Both ‘a’ & ‘b’
D. Neither ‘a’ nor ‘b’ - In open channel flow in a rectangular channel, the ratio between the critical depth and the initial depth, when a hydraulic jump occurs is_________________?
A. 0.5
B. 0.84
C. 1.84
D. 1.25 - 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 - If ‘x’ is the depth of flow in an open channel of large width, then the hydraulic radius is equal to________________?
A. x
B. x/2
C. x/3
D. 2x/3 - The ratio of average fluid velocity to the maximum velocity in case of laminar flow of a Newtonian fluid in a circular pipe is_____________________?
A. 0.5
B. 1
C. 2
D. 0.66 - The velocity profile exhibited by laminar flow of Newtonian fluids is such that the velocity distribution w.r.t. radius of the circular pipe is a/an ______________ with the apex at the centre line of the pipe?
A. Hyperbola
B. Parabola
C. Semi-circle
D. Semi-ellipse - What is the ratio of the velocity at the axis of the pipe to the mean velocity of flow in case of pipe flow under viscous condition ?
A. 0.5
B. 0.67
C. 1
D. 2 - The maximum discharge through a circular channel takes place, when the depth of the fluid flow is ______________ times the pipe diameter?
A. 0.25
B. 0.5
C. 0.66
D. 0.95 - Normal depth in open channel flow is the depth of flow in the channel ____________________?
A. Corresponding to uniform flow
B. Measured normal to the channel bed
C. Corresponding to steady flow
D. None of these
