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 l-(0.9)100 (0.9)00 1 – (0.99)10 (0.99)10 l-(0.9)100 (0.9)00 1 – (0.99)10 (0.99)10 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The discharge passing over an ogee spillway is given by (where, L is effective length of spillway crest and H is the total head over the spillway crest including velocity head.) CHL3/2 CLH1/2 CLH5/2 CLH3/2 CHL3/2 CLH1/2 CLH5/2 CLH3/2 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering According to Khosla, the exits gradient of surface flow Is independent of the depths of d/s cut off walls Depends upon the b/d ratio Is independent of the b/d ratio None of these Is independent of the depths of d/s cut off walls Depends upon the b/d ratio Is independent of the b/d ratio None of these ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Trap efficiency of a reservoir is a function of None of these capacity/inflow ratio capacity/outflow ratio outflow/inflow ratio None of these capacity/inflow ratio capacity/outflow ratio outflow/inflow ratio ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Cyclonic precipitation is caused by lifting of an air mass due to natural topographical barriers temperature difference All of these pressure difference natural topographical barriers temperature difference All of these pressure difference ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Borrow pits should preferably be located in Fields on both sides of the canal Central half width of the section of the canal Field on the left side of the canal Field on the right side of the canal Fields on both sides of the canal Central half width of the section of the canal Field on the left side of the canal Field on the right side of the canal ANSWER DOWNLOAD EXAMIANS APP
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