Construction-materials-and-management Questions Set 10:
Good brick contains how much amount of silica?
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At what temperature range does the alkali-aggregate reaction take place?
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Which of the following elements is added to improve the workability of concrete?
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The blended cement raw meal is sieved and fed into a rotating dish called
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What is the standard size of a brick?
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In the production of bricks, which of the following constituents provides the properties of plasticity and refractoriness?
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Which IS code has designated the concrete mixes into a number of grades such as M10 and M15?
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How does magnesia in brick earth affect the color of bricks?
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How is the tensile strength of concrete measured?
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A box measuring 50 cm x 50 cm x 50 cm is filled to the top with dry coarse aggregate of mass 187.5 kg. The water absorption and specific gravity of the aggregate are 0.5% and 2.5, respectively. The maximum quantity of water (in kg, round off to 2 decimal places) required to fill the box completely is __________.
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