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Civil Engineering · all questions

Building Materials
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The pressure acting on the stones in stone masonry construction should be

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Jumper is a tool used for

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Durability of building stone is affected by its

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The ratio of the thickness of web to that of flange of steel rolled structural beams and channels is

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According to ISI, bitumen is classified into

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Cast steel is manufactured by

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A good quality stone absorbs water less than

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A stone is rejected if it absorbs water more than

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

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Sand stone is

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Seasoning is

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The variety of pig iron used for the manufacture of steel by Bessemer process, is

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Seasoning of timber is essential to remove

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The preparation of surface of stone to obtain plain edges or to obtain stones of required size and shape is known as

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Shingle is

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Brass is an alloy of

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The most fire resistant paints are:

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Assertion A : Pure lime takes a long time to develop adequate strength.
Reason R : Pure lime has slow hardening characteristics.
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Assertion A : Normally turpentine oil is recommended as thinner for indoor painting.
Reason R : Turpentine oil is costlier than other thinners.
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Assertion A : Paints with white lead base are not recommended for painting of iron works.
Reason R : Paints with white lead base do not check rusting of iron.
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