Q. The weight of a good quality brick when immersed in water for a period of 16 hours should not exceed the weight of dry brick

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Q. Snowcrete is one of the patent forms of

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Q. The usual percentages of clay and metal in cermet are :

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Q. Permanent magnets are made of high carbon steel and

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Q. Plastics are compounds of carbon with element

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Q. Pick up the correct statement from the following:

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Q. Pick up the constituent of good brick earth whose excess causes the raw bricks shrink and warp during drying and burning, from the following:

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Q. Cast iron is used for

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Q. Stainless steel resists corrosion due to

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Q. Commonly used thinner in

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Q. Good quality sand is never obtained from

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Q. Pick up the rock which is not a sedimentary rock from the following:

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Q. For a good building stone, its specific gravity should the greater than

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Q. When a brick is immersed in water for 24 hours and then dried, if

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Q. In arches, stratified stones are placed so that their planes are

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Q. Pick up the correct statement from the following:

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Q. The fire clay contains pure

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Q. Pick up the correct characteristic of Pyroxene from the following:

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Q. Slacking of lime is affected by

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Q. The steel used in R.C.C. work is

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