if the depth of water in an open channel is greater than the critical depth, the flow is called________________?

Related Mcqs:

1. 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...

2. A water rise takes place on down stream of sloping glacis, when a stream of water moving with high velocity and low depth strikes another stream of flow moving with low velocity and high depth, such breakage in water surface is called______________?

   A. Water wave B. Water tide C. Hydraulic jump D. Afflux...

3. The field capacity is the water retained by a saturated soil after free drainage of surplus water to the ground water table but the water retained by a saturated soil after being centrifuged by a centrifugal force of 1000 times that of gravity is called________________?

   A. Soil moisture B. Equivalent moisture C. Field moisture D. Available moisture...

4. An open cut in the canal bank. with bed and sides to escape canal water through a lead channel to mix water in a nearby drain is called _____________________?

   A. Inlet B. Out let C. Module D. Exit...

5. According to Kennedy’s silt theory , the critical velocity is directly proportional to depth of flow _____________________?

   A. D0.64 B. D0.65 C. D0.66 D. D0.67...

6. The horizontal flow of water in irrigation channel or canal leading to water loss is called as:_________?

   A. Infiltration B. Percolation C. Seepage D. All of these Submitted by: Shafiq Rehman...

7. The depth of water in a channel, corresponding to minimum specific energy is called ________________?

   A. Normal depth B. Critical depth C. Full supply depth D. None of these...

8. To dispose of the surplus water from dam, a water way is constructed called________________?

   A. Water escape B. Spillway C. Channel D. All are correct...

9. 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...

10. The discharge through rectangular channel is maximum when Hydraulic mean depth m is equal to ______________?

    A. depth/ 3 B. depth/ 2 C. depth/ 4 D. 2 / 3 depth...