Irrigation Engineering To control the silt entry into a distributary at head regulator, King's vanes are provided which are the walls Of height ⅓rd to ¼th the depth of water in the main canal All listed here Spaced at interval of 1½ times their heights Of R.C.C. or steel plate 8 cm thick Of height ⅓rd to ¼th the depth of water in the main canal All listed here Spaced at interval of 1½ times their heights Of R.C.C. or steel plate 8 cm thick 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 PC/100L 100 PLC PLC/1000 PL/1000C PC/100L 100 PLC PLC/1000 PL/1000C ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The ratio of the quantity of water stored in the root zone of the crops to the quantity of water actually delivered in the field is known as None of these water application efficiency water conveyance efficiency water use efficiency None of these water application efficiency water conveyance efficiency water use efficiency ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The optimum depth of kor watering for a rice crop, is 23.0 cm 17.5 cm 13.5 cm 19.0 cm 23.0 cm 17.5 cm 13.5 cm 19.0 cm ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Side slopes generally kept for canals in loam soil, are: 1½ : 1 in cutting and 2 : 1 in filling 1 : 1 in cutting and 1½ : 1 in filling Both (A) and (B) Neither (A) nor (B) 1½ : 1 in cutting and 2 : 1 in filling 1 : 1 in cutting and 1½ : 1 in filling Both (A) and (B) Neither (A) nor (B) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Pick up the incorrect statement from the following. Culturable commanded area is the gross area of an irrigation canal system less Fallow land Alkaline area Populated area Forest area Fallow land Alkaline area Populated area Forest area ANSWER DOWNLOAD EXAMIANS APP
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