M.Tech Structural Water for Concrete — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice M.Tech Structural Water for Concrete in the app →Per Table 3.1 of the source, at a water-cement ratio of 0.50 the time required for capillary channels to becomPer §3.2, for water-cement ratios above approximately 0.7 the capillary system in concrete:Per §3.2, full hydration in a sealed concrete specimen is possible only when the mixing water is AT LEAST:Per §3.3, the most reliable test for the suitability of a doubtful water for concrete is:Per §3.3.1, suspended particles in mixing water do NOT affect the strength of concrete up to a content of apprPer §3.3.2, which of the following salts in mixing water is described as 'completely destructive' to concrete Per Table 3.2, the tolerable limit on TOTAL DISSOLVED SALTS in mixing water for concrete is:Per Table 3.2, the recommended pH range of mixing water for concrete is:Per §3.3.5, an addition of approximately 0.20 percent sugar by weight of water in the mix typically results inPer §3.4, sea water has an average salinity of approximately:Per §3.4, sea water is most strictly to be AVOIDED for use as mixing water in:Per §3.4, sea water typically reduces the 28-day strength of concrete by the order of: