Irrigation Engineering The discharge passing over an ogee spillway is given by (where, L is effective length of spillway crest and H is the total head over the spillway crest including velocity head.) CLH3/2 CLH1/2 CHL3/2 CLH5/2 CLH3/2 CLH1/2 CHL3/2 CLH5/2 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The area between the isohyets 45 cm and 55 cm is 100 square km and between 55 cm and 65 cm is 150 square km. The average depth of annua! precipitation over the above basin of 250 square km will be 60 cm 56 cm 50 cm 55 cm 60 cm 56 cm 50 cm 55 cm ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The optimum depth of kor watering for a rice crop, is 13.5 cm 23.0 cm 19.0 cm 17.5 cm 13.5 cm 23.0 cm 19.0 cm 17.5 cm ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If the straight sides of a triangular section of a lined canal with circular bottom of radius D, make an angle ? with horizontal, the hydraulic mean depth is D/3 D/2 D D/5 D/3 D/2 D D/5 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering In India, which of the following is adopted as standard recording rain-gauge? Tipping bucket type Weighing bucket type Symon’s rain-gauge Natural siphon type Tipping bucket type Weighing bucket type Symon’s rain-gauge Natural siphon type ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The uplift pressure on a dam can be controlled by i) constructing cutoff under upstream face ii) constructing drainage channels bet-ween the dam and its foundation iii) by pressure grouting in foundation The corret answer is (i), (ii) and (iii) only (i) both (i) and (ii) both (i) and (iii) (i), (ii) and (iii) only (i) both (i) and (ii) both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP