Irrigation Engineering The useful moisture of soil, is equal to its 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 Field capacity Saturation capacity Moisture content at permanent wilting point ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering With the increase in the quantity of water supplied, the yield of most crops increases upto a certain limit and then decreases decreases continuously increases upto a certain limit and then becomes constant increases continuously increases upto a certain limit and then decreases decreases continuously increases upto a certain limit and then becomes constant increases continuously ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If D is the depth of water upstream of the throat above its sill, B is the width of the throat, to achieve critical flow in an open venturi flume, the theoretical maximum flow Q, is Q = 1/71 BD2/3 Q = 1.71 BD3/2 Q = 1.71 BD1/2 Q = 1.71 BD Q = 1/71 BD2/3 Q = 1.71 BD3/2 Q = 1.71 BD1/2 Q = 1.71 BD ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The aqueduct or superpassage type of works are generally used when None of these high flood drainage discharge is small high flood drainage discharge is large and short lived high flood drainage discharge is large and continues for a long time None of these high flood drainage discharge is small high flood drainage discharge is large and short lived high flood drainage discharge is large and continues for a long time ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The unit hydrograph due to a storm may be obtained by dividing the ordinates of the direct runoff hydrograph by period of storm None of these direct runoff volume total rainfall period of storm None of these direct runoff volume total rainfall ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Pick up the correct statement from the following mention Gravity water is harmful to crops Hygroscopic water remains attached to soil molecules by chemical bond Capillary moisture held in the soil pores against gravity by surface tension, is utilised by plants All of these Gravity water is harmful to crops Hygroscopic water remains attached to soil molecules by chemical bond Capillary moisture held in the soil pores against gravity by surface tension, is utilised by plants All of these ANSWER DOWNLOAD EXAMIANS APP