Irrigation Engineering
The ratio of rate of change of the discharge of an outlet to the rate of change of the discharge of distributing channel is called

sensitivity
flexibility
proportionality
setting

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Irrigation Engineering
Pick up the correct statement from the following mention

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

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