A. depth/ 3
B. depth/ 2
C. depth/ 4
D. 2 / 3 depth
Related Mcqs:
- The discharge through a rectangular channel will be maximum. if its depth is_______________?
A. Twice the width
B. Equal to its width
C. Half of its width
D. one-third of its with - The depth before the jump is always less then the depth after the jump. The depth before the jump is called initial depth and depth after the jump is called_______________?
A. Afflux
B. Final depth
C. Sequent depth
D. Down stream water depth - When the rate of change of discharge of outlet equals the rate of change of discharge of the channel, the out let is called __________________?
A. Sensitive
B. Flexible
C. Proportional
D. Non-flexible - The hydraulic mean depth for a circular pipe of diameter d is ____________________?
A. d/2
B. d/3
C. d/4
D. d/6 - if the depth of water in an open channel is greater than the critical depth, the flow is called________________?
A. Critical depth
B. Non-critical flow
C. Sub-critical flow
D. Shooting flow - The velocity in a large canal or channel measured at a depth of ___________________ gives the mean velocity using the current meter?
A. 0.6m
B. 0.5m
C. 0.6 depth
D. 0.5 depth - According to Chezy’s formula, the discharge through an open channel is equal to _________________?
A. C (mi) 1/2
B. A (cmi)1/2
C. Ac√R.S
D. A (c.A/pi) 1/2 - If E1 is the energy before the hydraulic jump and E2 is the energy after the hydraulic jump the efficiency of jump is then given by _____________________?
A. E2 – E1
B. E2 / E1
C. E1 – E2
D. E1 / E2 - For strong Hydraulic jump containing maximum energy, the down stream glacis should be sloped at a slope of ______________ to dissipate max: energy?
A. 2:1 to 2.5:1
B. 2.5:1 to 3:1
C. 3:1 to 5:1
D. 5:1 to 6 - The discharge over a rectangular notch is determined by _____________________?
A. 2/3 cd. b (2 gh) 1/2
B. 2/3 cd. B (2g) 1/2 H
C. 2/3 cd. B (2g) 1/2 H3/2
D. 2/3 cd. b (2g) 1/2 H 5/2
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