4. Canal Outlets

Try these first

1. 1.

   What is a non-modular outlet?

   Hint

   Think about how water flows from the canal.

2. 2.

   Name a type of modular outlet.

   Hint

   Consider what properties make an outlet dependable.

3. 3.

   What type of outlet operates based on the head difference between the canal and watercourse?

   • Semi-modular
   • Modular
   • Non-modular

   Hint

   Think about how these outlets regulate water flow.

4. 4.

   True or False: Modular outlets can vary their discharge levels.

   • True
   • False

   Hint

   Consider the definition of modular outlets.

5. 5.

   Design a hypothetical irrigation system using one type of outlet for a 10-hectare farm, explaining the choice of outlet and potential issues or benefits with that choice.

   Hint

   Consider the type of crops being grown and their water needs.

6. 6.

   Analyze the implications of choosing non-modular outlets in an area with fluctuating water table levels. What could be the potential consequences?

   Hint

   Think about how the head difference influences supply.