Subject: Environmental Prepare a sketch of water treatment and indicate the impurities removed in each stage.

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Q: Write any five difference between Ordinary Portland Cement and Pozzolana Portland Cement

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Q: B: Design a concrete mix to be used in a concrete substructure that subject to a moderate sulfate…

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Q: Find the quantity of material for one batch of a mechanical mixer volume 0.452 m3 if the mix design…

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Q: Determine plasticity index if liquid limit is 40% and plastic limit is 30%

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Q: Define the effect of a building collapse ?

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Q: days

A: If the water cement ration is 0.7 and 100% rate of hydration,

Q: Compare the setting time of Portland cement and pozzolan cement. Provide a thorough discussion.…

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Q: A sample of coarse aggregate was tested in a laboratory to find its moisture content. The wet weight…

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Q: Determine water needed for SSD condition for a 1 cyd mix. Proportion the batch weights for a 0.3…

A: Required Water content = w/c×CementWater Content = 0.4×700Water Content = 280 lbs/yd3 The water…

Q: Q.6: 100 ml waste water sample was diluted with 800 ml of water. Initial dissolved oxygen level (DO)…

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Q: Data Cement Production a. Actual operating time : 1019 h b. Cement Production : 93,024 Tons c.…

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Q: Bottle No. Volume of Initial PH Final PH Initial turbidity Final turbidity coagulant stock need (ml)…

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Q: (a)The purpose having rapid mix process in figure  b)The benefit having disinfection process as in…

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Q: The cement shall be thoroughly mixed to provide a uniform supply throughout the test and it shall be…

A: The cement with lumps will not provide desired strength of concrete, the cement should be sieved to…

Q: 7. Explain anodizing , galvanising and electroplating

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Q: Define the numerous kinds of vibratory compactors that are utilized in the compaction process.

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Q: Calculate the total surface area and the volume of the plant pot mold shown in figure shown below.

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Q: For each of the following indicate if the designated technology is appropriate for the indicated…

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