Irrigation Engineering
If it rains between 2 P.M. and 3 P.M. and the entire basin area just starts contributing water at 3 P.M. to the outlet, then time of concentration will be

30 minutes
60 minutes
20 minutes
15 minutes

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Irrigation Engineering
In rigid module, the discharge

Depends upon the water level in distributary
Depends upon the water levels of both, i.e. distributary and water course
Is independent of water levels in the distributary and water course
Depends upon the water level in the water course

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Irrigation Engineering
Pick up the correct statement from the following mention

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

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