Irrigation Engineering The scour depth D of a river during flood, may be calculated from the Lacey's equation D = 0.47 (Q/f)2/3 D = 0.47 (Q/f) D = 0.47 (Q/f)1/3 D = 0.47 (Q/f)1/2 D = 0.47 (Q/f)2/3 D = 0.47 (Q/f) D = 0.47 (Q/f)1/3 D = 0.47 (Q/f)1/2 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The field capacity of a soil depends upon Capillary tension in soil Both (a) and (b) Neither (a) nor (b) Porosity of soil Capillary tension in soil Both (a) and (b) Neither (a) nor (b) Porosity of soil ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Canals taken off from ice-fed perennial rivers, are known Permanent canals Perennial canals Ridge canals Inundation canals Permanent canals Perennial canals Ridge canals Inundation canals ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The consumptive use of water for a crop All of these Is measured as the volume of water per unit area Is measured as depth of water on irrigated area May be supplied partly by precipitation and partly by irrigation All of these Is measured as the volume of water per unit area Is measured as depth of water on irrigated area May be supplied partly by precipitation and partly by irrigation ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Effective precipitation for a crop may be defined as Total precipitation minus the loss due to evaporation Total precipitation minus the loss due to infiltration Total precipitation during the crop period Available water stored in soil within root zone of the crop Total precipitation minus the loss due to evaporation Total precipitation minus the loss due to infiltration Total precipitation during the crop period Available water stored in soil within root zone of the crop ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Pick up the correct statement from the following mention Hygroscopic water remains attached to soil molecules by chemical bond Gravity water is harmful to crops All of these Capillary moisture held in the soil pores against gravity by surface tension, is utilised by plants Hygroscopic water remains attached to soil molecules by chemical bond Gravity water is harmful to crops All of these Capillary moisture held in the soil pores against gravity by surface tension, is utilised by plants ANSWER DOWNLOAD EXAMIANS APP
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