Irrigation Engineering If the risk of a flood occurring in the next 10 years is accepted to 10%, then the return period for design should be 1/(1+ 0.9010) 1 + (0.9)010 1 – (0.9)°l0 1/(1-0.9°10) 1/(1+ 0.9010) 1 + (0.9)010 1 – (0.9)°l0 1/(1-0.9°10) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering River training for depth is achieved by construction of dykes or leavees groynes both (A) and (B) groynes and bandalling construction of dykes or leavees groynes both (A) and (B) groynes and bandalling ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The maximum permissible eccentricity for no tension at the base of a gravity dam is B/4 B/2 B/3 B/6 B/4 B/2 B/3 B/6 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Study the following statements.i) Levees are constructed parallel to river flow,ii) Spurs are constructed parallel to river flow,iii) Levees are constructed transverse to river flow,iv) Spurs are constructed transverse to river flow.The correct answer is (ii) and (iii) (i) and (iv) (iii) and (iv) (i) and (ii) (ii) and (iii) (i) and (iv) (iii) and (iv) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Main purpose of mean water training for rivers is To provide sufficient depth of water in navigable channels, during low water periods Flood control To preserve the channel in good shape by efficient disposal of suspended and bed load All of these To provide sufficient depth of water in navigable channels, during low water periods Flood control To preserve the channel in good shape by efficient disposal of suspended and bed load All of these ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A deficit of sediments in flowing water may cause a river Sub-critical type Degrading type Aggrading type Meandering type Sub-critical type Degrading type Aggrading type Meandering type ANSWER DOWNLOAD EXAMIANS APP
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