Irrigation Engineering The scour depth D of a river during flood, may be calculated from the Lacey's equation D = 0.47 (Q/f)2/3 D = 0.47 (Q/f)1/3 D = 0.47 (Q/f)1/2 D = 0.47 (Q/f) D = 0.47 (Q/f)2/3 D = 0.47 (Q/f)1/3 D = 0.47 (Q/f)1/2 D = 0.47 (Q/f) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A counter berm is A vertical benching provided on the outer edge of the bank A horizontal benching provided on the inside slope A horizontal benching provided on the outside slope A vertical benching provided on the inner edge of the bank A vertical benching provided on the outer edge of the bank A horizontal benching provided on the inside slope A horizontal benching provided on the outside slope A vertical benching provided on the inner edge of the bank ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering To control the silt entry into a distributary at head regulator, King's vanes are provided which are the walls Spaced at interval of 1½ times their heights Of height ⅓rd to ¼th the depth of water in the main canal All listed here Of R.C.C. or steel plate 8 cm thick Spaced at interval of 1½ times their heights Of height ⅓rd to ¼th the depth of water in the main canal All listed here Of R.C.C. or steel plate 8 cm thick ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If it rains between 2 P.M. and 3 P.M. and the entire basin area just starts contributing water at 3 P.M. to the outlet, then time of concentration will be 15 minutes 20 minutes 30 minutes 60 minutes 15 minutes 20 minutes 30 minutes 60 minutes ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The uplift pressure on a dam can be controlled byi) constructing cutoff under upstream faceii) constructing drainage channels between the dam and its foundationiii) by pressure grouting in foundationThe corret answer is (i), (ii) and (iii) both (i) and (ii) only (i) both (i) and (iii) (i), (ii) and (iii) both (i) and (ii) only (i) both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Which of the following types of rain gauges is used for measuring rain in remote hilly inaccessible areas ? tipping bucket type floating type weighing type Simon’s raingauge tipping bucket type floating type weighing type Simon’s raingauge ANSWER DOWNLOAD EXAMIANS APP
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