Irrigation Engineering The useful moisture of soil, is equal to its Field capacity Saturation capacity Moisture content at permanent wilting point Difference between filed capacity and permanent wilting point within the root zone of plants Field capacity Saturation capacity Moisture content at permanent wilting point Difference between filed capacity and permanent wilting point within the root zone of plants ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If d1 is the depth of cutting, d2 is the height of the bank from bed level r2 : 1 and r1 : 1 are the slopes in filling and cutting respectively, the horizontal distance n between the bed and bank, is x = r2 d2 x = r1 d1 x = d2 / r2 x = d1 / r1 x = r2 d2 x = r1 d1 x = d2 / r2 x = d1 / r1 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For the upstream face of an earthen dam, the most adverse condition for stability of slope is during construction sudden drawdown steady seepage sloughing of slope during construction sudden drawdown steady seepage sloughing of slope ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A water-logged land is found suitable for cultivation due to Regular supply of water to plants from the water table by capillary action Ease of tillage for preparation of the field for optimum condition of germination Absence of aeration of soil from root zone of the plant None of these Regular supply of water to plants from the water table by capillary action Ease of tillage for preparation of the field for optimum condition of germination Absence of aeration of soil from root zone of the plant None of these ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering In Montague type fall A parabolic glacis is provided No glacis is provided A straight glacis is provided A circular glacis is provided A parabolic glacis is provided No glacis is provided A straight glacis is provided A circular glacis is provided ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The maximum rainfall depth of 300 mm in 24 hours has a return period of 100 years. The probability of 24 hours rainfall equal to or greater than 300 mm occurring at least once in 10 years is given by l-(0.9)100 1 – (0.99)10 (0.9)00 (0.99)10 l-(0.9)100 1 – (0.99)10 (0.9)00 (0.99)10 ANSWER DOWNLOAD EXAMIANS APP