An area is officially declared as drought effected if the mean Annual rain fall is less than of the annual Potential evaporation,______________?

Specific weight of a liquid is defined as the weight per unit volume at standard Temperature & pressure therefore specific weight of water of water is equal to ____________ kg/m3 in MKS system ?

A. 990

B. 995

C. 999

D. 1000

Compressibility of a liquid is defined as vertical or contraction in volume with variation of pressure. Therefore water is considered as ___________________?

A. Expandable

B. In-Compressible

C. Compressible

D. All are correct

The law which states that the intensity of pressure at any point in a liquid at rest is same in all directions_________________?

A. Darcy’s law

B. Archimed’s law

C. Pascal’s law

D. None

A channel artificially constructed for water conveyance of appreciable quantities with no problem of silting and scouring is called ____________________?

A. A regime canal

B. Stable canal

C. Alluvial canal

D. A and B are correct

The resultant pressure of water acting at ________________________?

A. H/3

B. H/2

C. 2H/3

D. None of these