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Unformatted text preview: 8. When the concrete dries out, what is the immediate effect on the strength of concrete? What happens on rewetting the specimens? 9. Hydration of concrete is good or bad? Justify? 10.Water cement ratio plays vital role in concrete, Discuss? 11.Constituents of concrete are related to cohesiveness of concrete, It alters the concrete strength if not properly mixed? Give justification? 12.Where should you use rapid hardening cement? 13.Clay and lime are raw materials of cement, what according to you if these will be added in excess or traces? CIVIL ENGINEERING DEPARTMENT AMIT KUMAR DHIR...
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- Spring '10