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 56 cm 50 cm 55 cm 60 cm 56 cm 50 cm 55 cm 60 cm ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The aqueduct or superpassage type of works are generally used when None of these high flood drainage discharge is large and continues for a long time high flood drainage discharge is small high flood drainage discharge is large and short lived None of these high flood drainage discharge is large and continues for a long time high flood drainage discharge is small high flood drainage discharge is large and short lived ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For wave action in dams, the maximum height of freeboard is generally taken to be equal to (where hw is height of wave.) 0.5 hw 1.25 hw 1.50 hw 0.75 hw 0.5 hw 1.25 hw 1.50 hw 0.75 hw ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The best unit duration of storm for a unit hydrograph is 1 hour one-half of basin lag equal to basin lag one-fourth of basin lag 1 hour one-half of basin lag equal to basin lag one-fourth of basin lag ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The flow of water after spilling over the weir crest in chute spillway and side channel spillway respectively are Parallel to weir crest in both Parallel and at right angle to weir crest At right angle to weir crest in both At right angle and parallel to weir crest Parallel to weir crest in both Parallel and at right angle to weir crest At right angle to weir crest in both At right angle and parallel to weir crest ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Cross regulators in main canals are provided To increase water head upstream when a main canal is running with low supplies To regulate water supply in the distributaries None of these To overflow excessive flow water To increase water head upstream when a main canal is running with low supplies To regulate water supply in the distributaries None of these To overflow excessive flow water ANSWER DOWNLOAD EXAMIANS APP