Q. Bullet proof glass is made of thick glass sheet sandwiched by a layer of

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Q. Pig iron obtained from the furnance which is properly provided with fuel at a very high temperature, is called

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Q. Refractory bricks are

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Q. Porcelain is used as :

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Q. Durability of building stone is affected by its

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Q. Magnese steels

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Q. Pick up the metal refractory from the following:

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Q. According to IS 399-1963, the weight of the timber is specified at

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Q. If the ore impurities is

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Q. The plastics prepared from Vinyl resin are

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Q. Chlorite, a green colour mineral is mainly derived from the decomposition of

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Q. During smelting process, the combination of fuel in the furnace

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Q. Lime stones are generally known as

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Q. For a 50 kg cement bag water required, is

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Q. The presence of sand in brick earth prevents:

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Q. The property by virtue of which lime sets under water, is known as

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Q. Percentage content of silica in window glass, is

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Q. The coefficient of hardness of stones used in road work should be greater than

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Q. The method of addition polymerization is used for obtaining:

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Q. Pick up the correct statement from the following:

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