Irrigation Engineering The scour depth D of a river during flood, may be calculated from the Lacey's equation D = 0.47 (Q/f)1/2 D = 0.47 (Q/f)1/3 D = 0.47 (Q/f)2/3 D = 0.47 (Q/f) D = 0.47 (Q/f)1/2 D = 0.47 (Q/f)1/3 D = 0.47 (Q/f)2/3 D = 0.47 (Q/f) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering An outlet is said to be proportional if its flexibility, is Zero More than one Less than one One Zero More than one Less than one One ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Retrogression of the bed level of a river downstream a weir, occurs due to Less percentage of silt Increase of the bed level Soft soil strata Heavy impact of water Less percentage of silt Increase of the bed level Soft soil strata Heavy impact of water ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If L is total length of a canal in kilometers, P is total perimeter of its lining in metres and C is the cost of lining per square metre, the additional expenditure involved on lining, is 100 PLC PL/1000C PLC/1000 PC/100L 100 PLC PL/1000C PLC/1000 PC/100L 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 higher level lower level any of the above depending on the design same level higher level lower level any of the above depending on the design ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Tortuosity of a meandering river is always less than or equal to 1 equal to 1 less than 1 greater than 1 less than or equal to 1 equal to 1 less than 1 greater than 1 ANSWER DOWNLOAD EXAMIANS APP