BUILDING MATERIALS QUIZ

In brick masonry the bond produced by laying alternate headers and stretchers in each course is known as

double flemish bond

single flemish bond

zigzag bond

English bond

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Soundness test of cement determines

Durability

Quality of free lime

Initial setting

Ultimate strength

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Vanadium steel is generally used for

Railway switches and crossing

Magnets

Axles and springs

Bearing balls

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Second class bricks

Are of dark brown color

Are well burnt

Produce a metallic sound when struck

Are under burnt

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The main constituent of fly-ash, is

Ferrous oxide

All of these

Silica

Aluminium oxide

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Laterite is a/an

Argillaceous rock

Calcareous rock

Volcanic rock

Siliceous rock

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The minimum compressive strength of 1st class bricks should be

100 kg/cm²

120 kg/cm²

75 kg/cm²

75 kg/cm²

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Stones used for ornamental work must be

Heavy

Hard

Light

Soft

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The ultimate tensile strength of structural mild steel is about

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Granite is not suitable for ordinary building purpose because

it is costly

it is not a fire proof material

it can not be polished

it has less crushing strength

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