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1.
Which of the following are the principal factors influencing the choice of a particular method of lining?
1. Availability and cost of the material at the site or within easy reach
2. Velocity of flow in the channel
3. Cost of maintenance
1. Availability and cost of the material at the site or within easy reach
2. Velocity of flow in the channel
3. Cost of maintenance
2.
Which one of the following is not the major factor influencing seepage from a canal?
3.
Which one of the following is not the main cause for soil salinity and sodicity?
4.
A Persian wheel with an average discharge of 230 litre/minute irrigates 1 hectare wheat crop in 50 hours. The average depth of irrigation will be nearly
5.
In drip irrigation system, which one of thefollowing is not based on definitions by American Society of Agricultural Engineers (ASAE)?
6.
In which one of the following industries, the water requirement in kilo litres per unit of production is very high?
7.
Which one of the following methods is not the category of Geophysical methods of subsurface investigation?
8.
Which one of the following is not a basic requirement for any well screen?
9.
Which one of the following is not a major deterrent in water harvesting through water tanks?
10.
Which one of the following is an example of bodies where both drag and lift forces are produced?