Irrigation Engineering Retrogression of the bed level of a river downstream a weir, occurs due to Increase of the bed level Heavy impact of water Soft soil strata Less percentage of silt Increase of the bed level Heavy impact of water Soft soil strata Less percentage of silt ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If the demand line drawn from a ridge in a flow mass curve does not intersect the curve again, it indicates that both (A) and (B) reservoir was not full at the beginning None of these demand cannot be met by inflow both (A) and (B) reservoir was not full at the beginning None of these demand cannot be met by inflow ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering In case of non-availability of space due to topography, the most suitable spillway is shaft spillway straight drop spillway ogee spillway chute spillway shaft spillway straight drop spillway ogee spillway chute spillway ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If the risk of a flood occurring in the next 10 years is accepted to 10%, then the return period for design should be 1 + (0.9)010 1 – (0.9)°l0 1/(1-0.9°10) 1/(1+ 0.9010) 1 + (0.9)010 1 – (0.9)°l0 1/(1-0.9°10) 1/(1+ 0.9010) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The ratio of the head recovered to the head put in, is known as Flexibility Efficiency Modular limit Sensitivity Flexibility Efficiency Modular limit Sensitivity ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For a flood control reservoir, the effective storage is equal to useful storage – valley storage useful storage + surcharge storage useful storage + surcharge storage + valley storage useful storage + surcharge storage -valley storage useful storage – valley storage useful storage + surcharge storage useful storage + surcharge storage + valley storage useful storage + surcharge storage -valley storage ANSWER DOWNLOAD EXAMIANS APP
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