Q. Pick up the volcanic rock from the following:

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Q. In stone masonry, stones (stratified rocks) are so placed that the direction of pressure to the plane of bedding is

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Q. The most durable varnish is

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Q. Softer variety of steel may be obtained by

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Q. Cement paints usually

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Q. The cement becomes unsound by the presence of excess

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Q. The kiln which may work throughout the year, is

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Q. The minimum compressive strength of 1st class bricks should be

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Q. A volatile substance added to a paint to make its application easy and smooth, is known as

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Q. The cast iron when heated to red heat with powdered red haemetite in an oven for increasing its toughness, is converted to

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Q. Jhumb bricks are

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Q. Plastic bitumen is generally used for

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Q. Pick up the correct statement from the following:

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Q. The commonly used thinner in oil paints, is

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Q. The low voltage porcelain is mainly used for

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Q. Putty is

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Q. The initial setting time of hydraulic lime, is

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Q. PVC stands for

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Q. Generally wooden moulds are made from

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Q. Pick up the correct statement from the following:

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