The most suitable material of construction for a sewer to carry sewage under high pressure is________________________?
Correct answer: B. Steel
- A. Asbestos cement
- B. Steel
- C. Cement concrete
- D. Stoneware
Explanation
Steel sewer pipes have high strength and can withstand the internal pressure and mechanical stresses associated with pressurised sewage flow. Asbestos cement, concrete and stoneware are more brittle and less suitable for high-pressure service.
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