If the critical shear stress of a channel is xc, then the average value of shear stress required to move the grain on the bank is___________________?

Related Mcqs:

Unit of runoff in M.K.S. system is________________?

A. cubic metre/sec B. metre/sec C. cubic metre D. square metre...

As compared to crest of the normal portion of the weir, the crest of the under sluice portion of weir is kept at_____________?

A. lower level B. higher level C. same level D. any of the above depending on the design...

Tortuosity of a meandering river is the ratio of__________________?

A. meander belt to meander length B. meander length to meander belt C. curved length along the channel to the direct axial length of the river reach D. direct axial length of the river reach to curved length along the channel...

Coefficient of discharge of an ogee spillway________________?

A. depends on depth of approach and upstream slope B. depends on downstream apron interference and downstream submergence C. remains constant D. both (A) and (B)...

To determine the discharge at a section in a stream from its rating curve, the required data are_______________?

1) slope of water surface at the section 2) stage at the section 3) current meter readings at the section The correct answer is? A. (1) and (2) B. (2) and (3) C. only (2) D. only (3)...