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

Related Mcqs:

A 70% index of wetness means_______________?

A. rain excess of 30% B. rain deficiency of 30% C. rain deficiency of 70% D. none of the above...

Seepage through foundation in an earthen dam is controlled by providing___________________?

A. rock toe B. horizontal blanket C. impervious cut off D. chimney drain...

The main cause of meandering is________________?

A. presence of an excessive bed slope in the river B. degradation C. the extra turbulence generated by the excess of river sediment during floods D. none of the above...

A divide wall is provided_______________?

A. at right angle to the axis of weir B. parallel to the axis of weir and up-stream of it C. parallel to the axis of weir and down-stream of it D. at an inclination to the axis of weir...

Which of the following methods of applying water may be used on rolling land ?

A. boarder flooding B. check flooding C. furrow flooding D. free flooding...