Irrigation Engineering The downstream expansion head of a guide bank is extended to subtend an angle at the centre, equal to 90° 60° 45° 30° 90° 60° 45° 30° ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The maximum rainfall depth of 300 mm in 24 hours has a return period of 100 years. The probability of 24 hours rainfall equal to or greater than 300 mm occurring at least once in 10 years is given by 1 – (0.99)10 (0.9)00 (0.99)10 l-(0.9)100 1 – (0.99)10 (0.9)00 (0.99)10 l-(0.9)100 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The state of the soil when plants fail to extract sufficient water for their requirements, is Maximum saturated point Ultimate utilization point Permanent wilting point None of these Maximum saturated point Ultimate utilization point Permanent wilting point None of these ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering As per Lacey’s theory, the silt factor is inversely proportional to average par¬ticle size directly proportional to average par¬ticle size directly proportional to square root of average particle size not related to average particle size inversely proportional to average par¬ticle size directly proportional to average par¬ticle size directly proportional to square root of average particle size not related to average particle size ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Groynes are generally built All listed here Perpendicular to the bank Inclined downstream up to 30° Inclined up stream up to 30° All listed here Perpendicular to the bank Inclined downstream up to 30° Inclined up stream up to 30° ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A minimum of 90 cm free board is provided if the discharge in the canal is between Over 100 cumecs 30 to 60 cumecs Over 60 cumecs 30 to 33 cumecs Over 100 cumecs 30 to 60 cumecs Over 60 cumecs 30 to 33 cumecs ANSWER DOWNLOAD EXAMIANS APP
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