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 + (0.9)010 1/(1+ 0.9010) 1/(1-0.9°10) 1 – (0.9)°l0 1 + (0.9)010 1/(1+ 0.9010) 1/(1-0.9°10) 1 – (0.9)°l0 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The unit hydrograph of a specified duration can be used to evaluate the hydrograph of storms of same and longer duration any duration same and shorter duration same duration only same and longer duration any duration same and shorter duration same duration only ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If water table is comparatively high, the irrigation canal becomes useless, due to Water logging of the cultivated areas Large amount of seepage Uncertain water demand All of these Water logging of the cultivated areas Large amount of seepage Uncertain water demand All of these ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Lacey's equation for calculating flood discharge in rivers, is V = 10.8 R2/3 S1/3 V = 10.8 R1/3 S2/3 V = 10.8 R2/3 S1/2 V = 10.8 R1/2 S1/2 V = 10.8 R2/3 S1/3 V = 10.8 R1/3 S2/3 V = 10.8 R2/3 S1/2 V = 10.8 R1/2 S1/2 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The water face of the guide banks, is protected by Three man stone pitching Four man stone pitching Two man stone pitching One men stone pitching Three man stone pitching Four man stone pitching Two man stone pitching One men stone pitching ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering In rigid module, the discharge Depends upon the water level in distributary Depends upon the water level in the water course Is independent of water levels in the distributary and water course Depends upon the water levels of both, i.e. distributary and water course Depends upon the water level in distributary Depends upon the water level in the water course Is independent of water levels in the distributary and water course Depends upon the water levels of both, i.e. distributary and water course ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS