Irrigation Engineering Retrogression of the bed level of a river downstream a weir, occurs due to Increase of the bed level Less percentage of silt Heavy impact of water Soft soil strata Increase of the bed level Less percentage of silt Heavy impact of water Soft soil strata ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For a flood control reservoir, the effective storage is equal to useful storage + surcharge storage useful storage + surcharge storage -valley storage useful storage – valley storage useful storage + surcharge storage + valley storage useful storage + surcharge storage useful storage + surcharge storage -valley storage useful storage – valley storage useful storage + surcharge storage + valley storage ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For a standing crop, the consumptive use of water is equal to the depth of water Evaporated by the crop Transpired by the crop Used by the crop in transpiration, evaporation and also the quantity of water evaporated from adjacent soil Transpired and evaporated by the crop Evaporated by the crop Transpired by the crop Used by the crop in transpiration, evaporation and also the quantity of water evaporated from adjacent soil Transpired and evaporated by the crop ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Infiltration capacity changes with time changes with location is a constant factor changes with both time and location changes with time changes with location is a constant factor changes with both time and location ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering As compared to crest of the normal portion of the weir, the crest of the under sluice portion of weir is kept at same level any of the above depending on the design higher level lower level same level any of the above depending on the design higher level lower level ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering When a canal flowing under pressure is carried below a natural drainage such that its F.S.L. doesnot touch the underside of the supporting structure, the structure so provided, is called Syphon-aqueduct Aqueduct Super passage Syphon Syphon-aqueduct Aqueduct Super passage Syphon ANSWER DOWNLOAD EXAMIANS APP
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