Which one of the following pairs is not correctly matched?

- 1
  
  Cheek valve.....To cheek water flow in all directions
- 2
  
  Sluice valve.....To control flow of water through pipe lines
- 3
  
  Air valve.....To release the accumulated air
- 4
  
  Scour valve.....To remove silt in a pipe line

Display Comments

Leave a comment

Login at first then you can submit comment. Click here to login.