Agriculture MCQs

Page No. 182

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


aConveyance losses in well irrigation are less

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bWell water is clear than canal water

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cLifting of water increase cost of well water

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dWell water is used economically

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Which of the following is a cash crop ___________________?


aMaize

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bPaddy

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cCotton

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dWheat

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View Answer Cotton

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


aReclamation

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bFertilization

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cGrowing crops

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dWater application

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View Answer Reclamation

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


aAgriculture

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bcrop farming

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cWater management

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dAll are correct

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View Answer Agriculture

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


aCritical depth

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bNon-critical flow

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cSub-critical flow

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dShooting flow

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View Answer Sub-critical flow

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


aBottom width of channel

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bDepth of channel

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cSloping side of channel

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dNone of these

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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

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bHas minimum wetted perimeter

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cInvolves lesser excavation

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dAll of these

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View Answer All of these

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


av2/2g

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bv2/g

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cv/2g

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dv/g

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View Answer v2/2g

The discharge over a rectangular notch is determined by _____________________?


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

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

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

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

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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

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bPascal s law

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cBernoulli equation

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dArchimede’s principle

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View Answer Bernoulli equation

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