A levee on flood? Mark as favorite Copy Link increases the water surface elevation of the river at flood decreases the surface slope of the stream above the leveed portion increases the velocity and scouring action through leveed section all of the above Check Answer
For Madras catchments, the flood discharge is estimated from Q = C * A (2/3) This forma known as? Mark as favorite Copy Link Ryve's formula Dicken's formula Nawab Jang Bahadur formula Inglis formula Check Answer
Available moisture may be defined as the? Mark as favorite Copy Link moisture content at permanent wilting point difference in water content of the soil between field capacity and permanent wilting maximum moisture holding capacity all of these Check Answer
The hydrology cycle is expressed by the equation, where P = Precipitation, E = Evaporation, and R = Run-off? Mark as favorite Copy Link P = E - R P = E + R P = E x R P = E / R Check Answer
The graphical representation of average rainfall and rainfall excess (i.e. rainfall mi infiltration) rates over specified areas during successive unit time intervals during a storm is know? Mark as favorite Copy Link hyetograph hydrograph unit hydrograph none of these Check Answer
The saturation gradient in an ordinary loam soil is? Mark as favorite Copy Link 1:1 4:1 2:1 3:1 Check Answer
According to Khosla’s theory, the critical hydraulic gradient for alluvial soils is approximately equal to? Mark as favorite Copy Link 1 1.5 2 2.5 Check Answer
The width and length of meander as well as width of river, vary approximately with? Mark as favorite Copy Link discharge square root of discharge cube root of discharge square of discharge Check Answer
The bed of a canal is lowered in case of? Mark as favorite Copy Link canal syphon level crossing syphon aqueduct all of these Check Answer
The floor of the aqueduct is subjected to uplift pressure due to? Mark as favorite Copy Link seepage of water from the canal to the drainage sub-soil water table in the drainage bed both (a) & (b) none of the above Check Answer