Q. Lock gates are provided to (Solved)
1. Change the water level in a canal or river for irrigation
2. Store water for irrigation purpose
3. Either of the above
4. None of the above.
- a. Change the water level in a canal or river for irrigation
1. Change the water level in a canal or river for irrigation
2. Store water for irrigation purpose
3. Either of the above
4. None of the above.