BUILDING MATERIALS QUIZ

Hydraulic lime is obtained by

Calcination of pure clay

Burning of kankar

Adding water to quick lime

Burning of lime stone

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The amount of water used for one kg of distemper is

0.8 liter

0.2 liter

0.4 liter

0.6 liter

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The ultimate tensile strength of structural mild steel is about

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The slump recommended for mass concrete is about

100 mm to 125 mm

25 mm to 50 mm

50 mm to 100 mm

125 mm to 150 mm

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Invar contains

36% of nickel

30% of nickel

12% of nickel

24% of nickel

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Sand stone is

Volcanic rock

Sedimentary rock

Igneous rock

Metamorphic rock

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Good quality cement contains higher percentage of

Tri-calcium silicate

Di-calcium silicate

Tetra calcium alumino ferrite

Tri-calcium aluminate

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Pug mill is used for

Preparation of clay

Moulding of clay

Burning of bricks

Drying of bricks

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Bitumen is generally obtained from

Coal

Organic material

Petroleum product

Synthetic material

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For obtaining vinyl chloride acetate, the method used, is

Condensation polymerization

Co-polymerization

None of these

Addition polymerization

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