Q. The most important constituent of varnish, is

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Q. A ferrous metal is

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Q. For making fly-ash building bricks, the following mix of fly-ash, sand and lime, is

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Q. Pick up the correct statement from the following:

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Q. For sanitary pipes and chemical stonewares,

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Q. The steel used for rails under heavy traffic and on sharp curves, is

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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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