Irrigation Engineering Main purpose of mean water training for rivers is All of these To preserve the channel in good shape by efficient disposal of suspended and bed load To provide sufficient depth of water in navigable channels, during low water periods Flood control All of these To preserve the channel in good shape by efficient disposal of suspended and bed load To provide sufficient depth of water in navigable channels, during low water periods Flood control ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Generally the weir is aligned at right angles to the direction of the main river current because It is economical It gives better discharging capacity All of these It ensures less length of the weir It is economical It gives better discharging capacity All of these It ensures less length of the weir ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If V₀ is the critical velocity of a channel, its silt transporting power, according to Kennedy, is proportional to V₀5/2 V₀3/2 V₀7/2 V₀1/2 V₀5/2 V₀3/2 V₀7/2 V₀1/2 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 PL/1000C PLC/1000 PC/100L 100 PLC PL/1000C PLC/1000 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Which of the following methods is used to estimate flood discharge based on high water marks left over in the past ? ultra-sonic method slope-area method area-velocity method moving boat method ultra-sonic method slope-area method area-velocity method moving boat method ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If the irrigation efficiency is 80%, conveyance losses are 20% and the actual depth of watering is 16 cm, the depth of water required at the canal outlet, is 25 cm 20 cm 10 cm 15 cm 25 cm 20 cm 10 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
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