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:

Which of the following is a non-recording raingauge ?

A. tipping bucket type raingauge B. Simon’s raingauge C. Steven’s weighing type raingauge D. floating type raingauge...

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 peak of a 4 hour flood hydrograph is 240 m3/sec . If the rainfall excess is 80 mm and base flow which is constant is 40 m3/sec, then the peak of 4-hours unit hydrograph will be__________________?

A. 20 3/sec B. 25 m3/sec C. 30 m3/sec D. 35 m3/sec...

In case of non-availability of space due to topography, the most suitable spillway is________________?

A. straight drop spillway B. shaft spillway C. chute spillway D. ogee spillway...

Rate of evaporation from a water surface increases if_________________?

1) difference of vapour pressure between water and air is increased 2) velocity of wind is decreased 3) concentration of soluble solids in water is decreased The correct answer is? A. (1) and (i2) B. (2) and (3) C. (2) and (3) D. (1), (2) and (3)...