Agriculture MCQs

Page No. 182

Out/ of a well water is more than canal water because____________________?


aConveyance losses in well irrigation are less


bWell water is clear than canal water


cLifting of water increase cost of well water


dWell water is used economically



Which of the following is a cash crop ___________________?


aMaize


bPaddy


cCotton


dWheat


View Answer Cotton

Art of making saline un-cultivable lands capable of re-cultivation is called.___________________?


aReclamation


bFertilization


cGrowing crops


dWater application


View Answer Reclamation

Art of growing crops, management of live stocks, husbandry and farming is called________________?


aAgriculture


bcrop farming


cWater management


dAll are correct


View Answer Agriculture

if the depth of water in an open channel is greater than the critical depth, the flow is called________________?


aCritical depth


bNon-critical flow


cSub-critical flow


dShooting flow


View Answer Sub-critical flow

in most economical Trapezoidal section, half of the Top width is equal to _________________?


aBottom width of channel


bDepth of channel


cSloping side of channel


dNone of these



A channel is said lo be of most economical cross section, for a given cross-sectional area and bed slope when it __________________?


aGives max. Discharge


bHas minimum wetted perimeter


cInvolves lesser excavation


dAll of these


View Answer All of these

The total energy line lies over the hydraulic gradient line by an amount equal to________________?


av2/2g


bv2/g


cv/2g


dv/g


View Answer v2/2g

The discharge over a rectangular notch is determined by _____________________?


a2/3 cd. b (2 gh) 1/2


b2/3 cd. B (2g) 1/2 H


c2/3 cd. B (2g) 1/2 H3/2


d2/3 cd. b (2g) 1/2 H 5/2



For a perfect incompressible liquid flowing in a continuous stream, the total energy of a particle remain the same, while the liquid particle move from one point to another this statement is called ___________________?


aContinuity equation


bPascal s law


cBernoulli equation


dArchimede’s principle


View Answer Bernoulli equation

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