With self cleansing velocity in sewers___________________?
(A) Silting occurs at bottom
(B) Scouring occurs at bottom
(C) Both silting and scouring occur at bottom
(D) Neither silting nor scouring occurs at bottom
Share this... |
Facebook
|
Twitter
|
Linkedin
|
Whatsapp
|
Your email address will not be published. Required fields are marked *