Irrigation Engineering
The flow of water after spilling over the weir crest in chute spillway and side channel spillway respectively are

At right angle to weir crest in both
Parallel and at right angle to weir crest
Parallel to weir crest in both
At right angle and parallel to weir crest

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Irrigation Engineering
Assertion A : To estimate the rainfall over a catchment, the number of raingauges required per unit area is large for hilly areas.Reason R : Rainfall gradient is steep. Select your correct answer according to the coding system given below :

Both A and R are true and R is the correct explanation of A
A is true but R is false
A is false but R is true
Both A and R are true but R is not the correct explanation of A

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