Q. The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively:

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Q. Geologically, marble is known as

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Q. The rocks in which argil (or clay) predominates, are called

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Q. A badly mixed cement concrete results in

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Q. Pick up the correct statement regarding low heat cement from the following:

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Q. Chemically, marble is known as

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Q. Inner part of a timber log surrounding the pitch, is called

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Q. Inhaling of fly-ash over a long period causes

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Q. Minimum required water cement ratio for a workable concrete, is

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Q. Rocks formed due to alteration of original structure due to heat and excessive pressure are called

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Q. The compound of Portland cement which contributes to the strength after two to three years is

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Q. For slaking of 10 kg of CaO, the theoretical amount of water is

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Q. Black marble is generally found in the district of

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Q. The most fire resistant paints are :

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Q. If P is the percentage of water required for normal consistency, water to be added for determination of initial setting time, is

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Q. A pug mill is used for

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Q. A good brick earth should contain :

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Q. Pick up the correct statement from the following: Method of sawing timber

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Q. Clay and silt content in a good brick earth must be at least

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Q. Bessemer process is used for the manufacture of

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