Irrigation Engineering
The normal annual precipitation at stations X, A, B and C are 700 mm, 1000 mm, 900 mm and 800 mm respectively. If the storm precipitation at three station A, B and C were 100 mm, 90 mm and 80 mm respectively, then the storm precipitation for station X will be

80mm
70mm
105 mm
90 mm

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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 :

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

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