Irrigation Engineering
According to Lacey, in regime conditions

Neither (a) nor (b)
Entire cross-section of the channel is generated at all points by the forces normal to the
Silt is kept in suspension by vertical components of eddies
Both (a) and (b)

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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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Irrigation Engineering
Pick up the correct statement from the following mention

Hygroscopic water remains attached to soil molecules by chemical bond
All of these
Capillary moisture held in the soil pores against gravity by surface tension, is utilised by plants
Gravity water is harmful to crops

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