The pressure exerted by_____________?

A. All the above

B. The internal pressure if any, causes tensile stress in the pipe material

C. Pressure sewers are designed to be safe in tension

D. The sewage when running full from inside, is called internal pressure

Found an error? Read our corrections policy and submit a sourced correction below. You can also share a useful explanation in your own words.

Discuss the answer or suggest a sourced correction
Thank you for contributing.
Your comment was submitted and will appear after editorial review.

Your email is used only for moderation and is never displayed. Spam, copied material and fabricated endorsements are rejected.