To dispose of the surplus water from dam, a water way is constructed called________________?
A. Water escape
B. Spillway
C. Channel
D. All are correct
Month: March 2019
A dam which the up lift pressure of the sub-soil water by its own weight is called _________________?
A dam which the up lift pressure of the sub-soil water by its own weight is called _________________?
A. Buttress dam
B. Arch dam
C. Gravity dam
D. Concrete dam
The resultant pressure of water acting at ________________________?
The resultant pressure of water acting at ________________________?
A. H/3
B. H/2
C. 2H/3
D. None of these
An area is officially declared as drought effected if the mean Annual rain fall is less than of the annual Potential evaporation,______________?
An area is officially declared as drought effected if the mean Annual rain fall is less than of the annual Potential evaporation,______________?
A. 70%
B. 75%
C. 80%
D. 85%
A channel artificially constructed for water conveyance of appreciable quantities with no problem of silting and scouring is called ____________________?
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 law which states that the intensity of pressure at any point in a liquid at rest is same in all directions_________________?
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
Compressibility of a liquid is defined as vertical or contraction in volume with variation of pressure. Therefore water is considered as ___________________?
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
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 ?
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
What KD50____________________?
What KD50____________________?
A. Medium knock down
B. Highly knock down
C. Low knock down
D. None of above
Pheromone used against fruity fly is___________________?
Pheromone used against fruity fly is___________________?
A. Dichlorvos
B. Malathion
C. Carbofuron
D. Mancoze